DEGRADATION OF PROTECTIVE GLOVE MATERIALS ...commercial products, which can include complex mixtures...

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California State University, San Bernardino CSUSB ScholarWorks Electronic eses, Projects, and Dissertations Office of Graduate Studies 9-2014 DEGDATION OF PROTECTIVE GLOVE MATERIALS EXPOSED TO COMMERCIAL PRODUCTS: A COMPATIVE STUDY OF TENSILE STRENGTH AND GVIMETRIC ANALYSES Todd B. Pelham [email protected] Follow this and additional works at: hp://scholarworks.lib.csusb.edu/etd is esis is brought to you for free and open access by the Office of Graduate Studies at CSUSB ScholarWorks. It has been accepted for inclusion in Electronic eses, Projects, and Dissertations by an authorized administrator of CSUSB ScholarWorks. For more information, please contact [email protected]. Recommended Citation Pelham, Todd B., "DEGDATION OF PROTECTIVE GLOVE MATERIALS EXPOSED TO COMMERCIAL PRODUCTS: A COMPATIVE STUDY OF TENSILE STRENGTH AND GVIMETRIC ANALYSES" (2014). Electronic eses, Projects, and Dissertations. Paper 107.

Transcript of DEGRADATION OF PROTECTIVE GLOVE MATERIALS ...commercial products, which can include complex mixtures...

Page 1: DEGRADATION OF PROTECTIVE GLOVE MATERIALS ...commercial products, which can include complex mixtures of various chemical components. Industrial and commercial products will be referred

California State University, San BernardinoCSUSB ScholarWorks

Electronic Theses, Projects, and Dissertations Office of Graduate Studies

9-2014

DEGRADATION OF PROTECTIVE GLOVEMATERIALS EXPOSED TO COMMERCIALPRODUCTS: A COMPARATIVE STUDY OFTENSILE STRENGTH AND GRAVIMETRICANALYSESTodd B. [email protected]

Follow this and additional works at: http://scholarworks.lib.csusb.edu/etd

This Thesis is brought to you for free and open access by the Office of Graduate Studies at CSUSB ScholarWorks. It has been accepted for inclusion inElectronic Theses, Projects, and Dissertations by an authorized administrator of CSUSB ScholarWorks. For more information, please [email protected].

Recommended CitationPelham, Todd B., "DEGRADATION OF PROTECTIVE GLOVE MATERIALS EXPOSED TO COMMERCIAL PRODUCTS: ACOMPARATIVE STUDY OF TENSILE STRENGTH AND GRAVIMETRIC ANALYSES" (2014). Electronic Theses, Projects, andDissertations. Paper 107.

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DEGRADATION OF PROTECTIVE GLOVE MATERIALS EXPOSED TO

COMMERCIAL PRODUCTS: A COMPARATIVE STUDY OF TENSILE

STRENGTH AND GRAVIMETRIC ANALYSES

A Project

Presented to the

Faculty of

California State University,

San Bernardino

In Partial Fulfillment

of the Requirements for the Degree

Master of Science

in

Earth and Environmental Science

by

Todd Bracewell Pelham

September 2014

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DEGRADATION OF PROTECTIVE GLOVE MATERIALS EXPOSED TO

COMMERCIAL PRODUCTS: A COMPARATIVE STUDY OF TENSILE

STRENGTH AND GRAVIMETRIC ANALYSES

A Project

Presented to the

Faculty of

California State University,

San Bernardino

by

Todd Bracewell Pelham

September 2014

Approved by:

Dr. Robert N. Phalen, Committee Member, Health Science

Dr. James Noblet, Committee Member, Chemistry

Dr. Renwu Zhang, Committee Member, Chemistry

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© 2014 Todd Bracewell Pelham

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ABSTRACT

Current glove guides attempt to assist in recommending which type of

glove is appropriate for handling chemicals; however, they include information on

less than 1% of the 89 million chemical products available today.

This study offers a solution by testing five durable polymer materials

against 50 chemicals, using two rapid chemical degradation assessment

techniques. The first technique involves gravimetric analysis of the weight

change following constant immersion against the chemical mixture. The second

method uses tensile strength to assess molecular changes in the polymer

structure.

This study is focused on addressing three issues of concern. First, this

study examines if current degradation testing methods are adequate to

determine chemical resistance against complex mixtures. Secondly, this study

will be used to determine if current degradation information on pure chemicals is

effective in predicting degradation of complex chemical mixtures, based on the

major ingredient(s). Lastly, this study will start a chemical resistance index for

complex mixed chemicals.

The results of this study clearly show that glove recommendations of pure

and mixed chemicals are frequently different. In more than 58.4% of the cases,

the mixed chemical requires a different glove than that of its pure chemical

components. Results also show that glove recommendations based solely on

weight change and/or permeation results are missing important information on

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tensile test performance. There are several instances (15.2%) in which the initial

glove recommendation would be changed to a lower recommendation rating if

the results of a tensile test were included.

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ACKNOWLEDGEMENTS

Dr. Robert Phalen PhD, CIH

Kandace Steele

California State University, San Bernardino Carpool Technicians

California State University, San Bernardino Plumbers

California State University, San Bernardino Environmental Health Specialists

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TABLE OF CONTENTS

ABSTRACT ................................................................................................. iii

ACKNOWLEDGEMENTS ............................................................................ v

LIST OF TABLES ........................................................................................ viii

CHAPTER ONE: INTRODUCTION ............................................................. 1

CHAPTER TWO: LITERATURE REVIEW

Background ....................................................................................... 6

Current Glove Guides ....................................................................... 7

Hypothesis ........................................................................................ 11

CHAPTER THREE: MATERIALS AND METHODS

Polymer Selection ............................................................................. 13

Chemical Selection ........................................................................... 14

Equipment .......................................................................................... 15

Gravimetric Analysis .......................................................................... 15

Tensile Testing ................................................................................. 17

Mixed- and Pure- Chemical Analysis

Determining Pure Chemical Composition Using the SDS ....... 18

Determining Recommendations Using Available Guidelines ............................................................................... 18

Determining Degradation Based on Tensile Strength ............ 19

CHAPTER FOUR: RESULTS

Gravimetric Analysis Results ............................................................ 21

Tensile Strength Test Results ............................................................ 29

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CHAPTER FIVE: DATA ANALYSIS

Organizing Results to Establish a New Library ................................. 38 Pure- and Mixed- Chemical Analysis for Polymer Selection .............. 40 Weight and Tensile Strength Data ..................................................... 43 Weight and Tensile Strength Ratings for Polymer Selection .............. 45

CHAPTER SIX: DISCUSSION

Pure Chemicals and Mixed Chemicals ............................................. 49

Weight versus Tensile Results .......................................................... 51

More Conservative Polymer Recommendations ............................... 52

CHAPTER SEVEN: CONCLUSIONS .......................................................... 53

APPENDIX A: PROPERTIES OF THE 50 MIXED CHEMICALS TESTED .............................................................................. 56

APPENDIX B: PROPOSED NEW GLOVE MATERIALS INDEX ................. 59

REFERENCES ............................................................................................ 70

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LIST OF TABLES

Table 1. Gravimetric Analysis Results ......................................................... 22

Table 2. Tensile Strength Test Results ........................................................ 30

Table 3. Weight and Tensile Strength Variances in Polymer Recommendation ............................................................................ 43

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CHAPTER ONE

INTRODUCTION

Gloves can act as both the first and last lines of defense in protecting

individuals from chemical exposure in both industrial and household settings.

Gloves, classified as a type of Personal Protective Equipment (PPE), are

designed to provide barriers against potentially dangerous chemicals from having

direct contact or prolonged exposure to skin. According to OSHA, “an estimated

60,000 deaths and 860,000 occupational illnesses per year in the US are

attributed to occupational exposure, a relatively small percentage caused by skin

exposure would represent a significant health risk”.(1) Chemical burns, wounds,

infection, and death could result if a glove were to not effectively protect against

chemical exposure. According to Reuscher (2012), there are several factors to

consider when choosing the right gloves, including: splash or immersion

protection, characteristics of the chemical being handled, temperature and

concentration of the chemical, length of exposure time to chemical, dexterity

needed to do task, and whether disposable or reusable are the best option. (2)

Gloves are not solely used as protection against pure chemicals hazards,

but are frequently used as protection against exposure to industrial or

commercial products, which can include complex mixtures of various chemical

components. Industrial and commercial products will be referred to as ”mixed

chemicals” in this study. These complex mixed chemicals can have very different

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chemical properties from their pure chemical ingredients. There is currently no

published index enabling consumers to properly identify which glove choice can

best protect against a variety of mixed chemical industrial and commercial

products. This lack of information could lead to undue injury, illness or death.

The wrong glove could be chosen because of the misconception that the

chemical resistance to protect against a mixture is equal to the chemical

resistance of the pure chemical ingredients. This belief in equal chemical

resistance excludes any potential changes in chemical hazard or strength

resulting from the pure chemicals being mixed together.

Gravimetric studies analyze the differences in the weight of the glove

material prior to and after chemical exposure. Variations in weight signify that a

chemical reaction or physical change in the polymer occurred. Procedures for

methods to evaluate weight change as a measure of degradation can be found in

the American Society for Testing and Materials (ASTM) Method D 471 Standard

Test Method for Rubber Property – Effect of Liquids.(3) Another degradation

standard, the American National Standards Institute’s International Safety

Equipment Association (ANSI/ISEA) Standard 105 Hand Protection Selection

Criterion(4), provides a set of criteria to analyze the puncture resistance of a

polymer glove, which is related to the tensile properties of the material. Analyzing

the tensile properties of a glove material before and after exposure to a chemical

can help determine if a breakdown in the polymer structure has occurred, which

is when the glove material breaks or tears more easily after exposure to a

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chemical. A significant difference in measurements for either a weight or tensile

test indicates that the glove may not completely protect against the chemical and

a more suitable glove may need to be chosen. However, most current guides

neglect to include information on changes in puncture resistance or tensile

properties, limiting the scope of coverage for the guides, which can potentially

result in the recommendation of an inadequate glove material. Many guides,

such as the Ansell Guide(5) or Forsberg et al. Quick Selection Guide to Chemical

Protective Clothing(6), evaluate permeation data in place of chemical degradation

weight or tensile changes, which further complicates the selection process.

Significant differences are anticipated in comparing the degradation

results of glove material exposed to mixed chemicals to that of the individual pure

chemical ingredients. These differences are worth noting because if a glove is

unable to withstand a chemical, then its use could result in injury, illness or

death. The analysis of weight and tensile strength changes, following exposure to

chemical mixtures, in comparison to their pure chemical components will help

determine if current degradation methods can be used to determine proper glove

choice for chemical resistance.

Current published glove guides are limited in their scope of included

chemicals. The American Chemical Society’s Chemical Abstract Service

database (CAS), includes roughly 89 million chemicals that existence today.(7)

Of the 89 million chemicals in existence, the Ansell Guide lists PPE

recommendations for 167 chemicals(5), and the Forsberg et al. Quick Selection

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Guide to Chemical Protective Clothing lists PPE recommendations for

approximately 1000 chemicals(6). There are also other smaller database

systems, such as the National Institutes for Occupational Safety and Health

(NIOSH) Recommendations for Chemical Protective Clothing: A Companion to

the NIOSH Pocket Guide to Chemical Hazards.(8) The NIOSH guide is also

limited in scope and application for the vast myriad of chemicals on the market

today. It is evident that there is a lack of available information on glove

recommendations for safe chemical handling. There is an estimated one new

chemical discovered or created every 2.3 seconds.(7) However, chemical

resistance data exist for less than 1% of the available chemicals.(7)

This study offers a solution for determining appropriate chemical

protective glove materials used in both industrial and household applications. It

does so by testing five durable polymer materials, common glove materials

available on the market, using two rapid chemical degradation assessment

techniques. The first technique involves gravimetric analysis of the weight

change following constant immersion in the chemical component or mixture, in a

manner similar to ASTM Method D 471.(3) The second method uses tensile

strength to assess molecular changes in the polymer structure, similar to a

previous study by Gao and Tomaovic (2005).(9) A total of 50 chemicals, found in

a variety of industrial and household settings, were used to evaluate the

effectiveness of these methods in determining a polymer material best suited to

resist chemical degradation to complex mixtures and commercial products.

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This study is focused on addressing three issues of concern. First, this

study examines if current degradation testing methods, which focus on weight

change (and in some cases permeation) are adequate to determine glove

chemical resistance to degradation. Secondly, this study will be used to

determine if current degradation results on pure chemicals are effective in

predicting degradation of complex chemical mixtures, based on the major

ingredient(s). Lastly, this study will start an index and create a chemical guide

that can be used for complex mixed chemicals.

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CHAPTER TWO

LITERATURE REVIEW

Background

Exposures to chemicals happen every day and in a variety of settings.

Whether at home cleaning or at an industrial work environment, safe practices in

choosing the correct personal protective equipment, such as gloves, can prevent

burns, wounds, infection, and even death. Gloves come in all different types of

materials and thicknesses. They can range in cost between two cents for a

single-use, disposable latex glove to over $110 dollars for a multi-use, heavy

duty polyvinyl chloride glove.

According to Hatada et al. (1996), degradation is defined as the “chemical

changes in a polymeric material that result in undesirable changes in the values

of in-use properties of the material”.(10) Glove degradation is often thought of as

occurring when the polymer material breaks down enough for an unwanted

chemical to come in contact with the skin. This can still occur even if there is no

apparent sign of either holes or tears in the polymer material. To prevent a

potentially harmful chemical coming in contact with skin, one must use a glove

that can offer the best protection for that exact individual application. To

determine if degradation is occurring, one may be able to observe changes

following exposure to a chemical, as a glove may begin to swell, shrink, harden,

stiffen, brittle or blister. According to Chemical Protective Clothing (Anna, 2003),

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the best way to describe glove degradation is when a glove has lost its ability to

provide adequate protection to the user of the glove.(11) To choose the glove that

offers the best protection, a consumer must first look up the exact individual

chemical ingredients of a product by using the Safety Data Sheets (SDS),(12)

formerly known in the United States as Material Safety Data Sheets (MSDS).(13)

One would then have to look up these individual chemical ingredients in a PPE

recommendation guide, such as the Ansell Guide(5) or the Forsberg et al. Quick

Selection Guide to Chemical Protective Clothing(6) to determine which polymer is

the least likely to degrade during chemical exposure. The question that still

remains unanswered is whether or not the selected glove material will provide

the predicted level of protection.

For simplification, in this study, individual chemical ingredients will be

referred to as ”pure chemicals” and complex chemical products will be referred to

as ”mixed chemicals”.

Current Glove Guides

One guide that provides chemical information is the Safety Data Sheets

most commonly known as the SDS. Every commercial chemical in the United

States has an SDS, displaying data on identification, hazard identification,

composition/information on ingredients, first-aid measures, fire-fighting

measures, accidental release measures, handling and storage, exposure

controls/personal protection, physical and chemical properties, stability and

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reactivity, and toxicological information.(12) There are two main problems with

utilizing the SDS for glove recommendations. First, it is generally written in

language more suited for business applications and the promotion of employee

safety, rather than layman language for individual use. Secondly, the SDS guides

do not often recommend specific glove materials for individual chemicals. To

ensure that the SDS does not give improper regimentations, the print will often

state something vague, such as ”use a chemically resistant glove”.(14) Although

the SDS does not often provide resolution in determining the appropriate glove to

use, it can be utilized to research the pure chemical ingredients contained within

each listed commercial product, as the chemical components are often provided.

The Ansell Chemical Resistance Guide is commonly used in order to

determine whether an Ansell glove product can withstand chemical permeation,(5)

as well as, chemical degradation in some cases. According to Chemical

Protective Clothing (Anna, 2003), permeation is a process that occurs when a

chemical passes through a surface without going through an opening such as a

hole or tear, at a molecular level.(11) The Ansell Guide(5) is a compilation of test

results and charts that assist in determining the degradation of an Ansell glove

product in a hazardous chemical. This helps a consumer decide which Ansell

glove product can work best given the type of pure chemical they will be exposed

to. The Ansell charts use a letter rating system and a color-coded system in

order to show the consumer the recommended rating of each glove material. The

color-coded system is based on chemical permeation. Green colored boxes

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mean the glove is excellent or good and the permeation breakthrough is 30 min

or longer. Red colored boxes mean that the glove is poor or not recommended

for that chemical. Lastly, yellow colored boxes are used to show that the glove

did not fail the testing, but that material is also not recommended for use with that

chemical. The letter degradation rating is based on the percentage of change in

glove condition, where an excellent rating (E) is based on a change of less than

10%, a good rating (G) is based on a change of between 11-20%, a fair rating (F)

is based on a change of between 21-30%, a poor rating (P) is based on a change

of between 31-50%, and finally if the change of the glove is more than 50% the

glove is not recommended (NR) for that chemical. The Ansell degradation

guideline primarily focuses on which glove is the best against permeation of a

pure chemical using ATSM Method F 739 Standard Test Method for Permeation

of Liquids and Gases through Protective Clothing Materials under Conditions of

Continuous Contact.(15) A critical issue with the Ansell Guide is that many of the

recommendations are based on permeation data only, without consideration of

degradation testing. Because permeation is the molecular movement of

chemicals through the polymer and degradation is the chemical changes of the

polymer itself, the exclusion of degradation data means that if there are chemical

changes, but no increased molecular movement, the recommendations will not

change. The consequence can be the selection of a glove material that can

perform once for 30 plus minutes, but may be unacceptable thereafter. Chemical

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degradation testing is an essential component of chemically protective glove

performance testing.

The Forsberg et al. Quick Selection Guide to Chemical Protective

Clothing(6) is a guide that shows roughly 1000 general polymer

recommendations. The provided chart also shows the results in a color coded

format dependent on permeation time and degradation rating of a pure chemical

on polymer material. Although, this chart has more data than the Ansell chart, it

is a little harder to use as there is no specific indication of chemical degradation

or permeation data, whereas Ansell does provide separate guidelines and data

for these two parameters, albeit degradation results are often not provided.

The National Institute for Occupational Safety and Health (NIOSH)

complies a database called Recommendations for Chemical Protective Clothing:

A Companion to the NIOSH Pocket Guide to Chemical Hazards.(8) However, this

guide is limiting in its actual recommendations for skin protection. The guide

often states three levels of recommendations, which do not assist in conclusively

recommending specific glove materials that will prevent skin contact. The first

level of recommendation that the NIOSH uses is ”prevent skin contact”, which is

defined as “wear appropriate personal protective clothing to prevent skin contact.

Suggested barriers for use should be confirmed with the vendor and for

additional information and use limitations”. The second NIOSH recommendation

frequently used is ”Frostbite”, which is defined as “wear appropriate personal

protective clothing to prevent the skin from becoming frozen from contact with the

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evaporating liquid or from contact with the vessel containing the liquid”. Lastly,

the NIOSH recommendation of ”N.R.“ is defined as “no specific recommendation

can be made. Actual working conditions will determine the need for personal

protective equipment.” These three recommendations do not provide clear

guidelines or appropriate personal protective options. This lack of specificity in

recommendations for determining glove use for skin protection means this

particular guide for chemical protective clothing does not assist in making

appropriate glove decisions.

Polymer recommendations based solely on pure chemical use, mean that

the glove manufacturer (e.g., Ansell), NIOSH, and Forsberg et al. Quick

Selection Guide to Chemical Protective Clothing are limited in usage and do not

benefit those who use complex chemical mixtures, not in pure form.(5,8,4) These

guides do not often publish glove recommendations that include mixed chemical

products for commercial or individual use. Examining the individual pure

chemicals with a chemical mixture (e.g., using SDS information) may also not be

helpful, as combined chemicals may enhance degradation of the gloves. This

lack of mixed chemical and glove data creates an opportunity for further study.

Hypothesis

The MSDS, SDS, NIOSH, Ansell Guide, Forsberg et al. Quick Selection

Guide to Chemical Protective Clothing, etc. all provide basic information on glove

recommendations for primarily pure chemicals.(13,12,8,5,6) The results of the mixed

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chemical weight and tensile strength tests will be compared with predicted

performance to see if the current accepted standards or guides are adequate in

determining polymer material recommendations. The data in these guides will

also be used as a basis for comparing and contrasting polymer material

recommendations for pure chemicals with complex mixed chemicals. This

comparison will help to determine if current degradation testing methods on pure

chemicals can be used to predict chemical resistance to complex chemical

mixtures. If in comparing polymer material weight and tensile strength to 50

complex-mixed chemical solutions, there are significant differences between the

predicted and actual results, then it would stand to reason that mixed-chemical

testing should be done. If results conclude that degradation of polymer materials

is different than those anticipated based on the pure chemical components, then

additional studies could yield a more in-depth database that includes exposure to

mixed chemical compositions and provides polymer material ratings for improved

glove selection.

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CHAPTER THREE

MATERIALS AND METHODS

Polymer Selection

The five polymer materials tested were butyl, natural latex, neoprene,

nitrile, and vinyl. These materials were chosen because similar non-disposable

multi-use gloves of these same compositions appeal to both industrial workers

and individual consumers, according to the US Department of Energy.(16)

Sheets of the polymer material, rather than actual gloves, were used due to cost

restrictions. Each sheet was 1/16 inch (0.16 cm) thick, which is near the actual

glove thicknesses for similar products. The polymer material sheets were

purchased from MSC Industrial Supply (Melville, NY). Natural latex gloves,

which were 1/32 inch thick (0.32 cm) were used because they were less

expensive than the sheet material. The brand of latex gloves used was Marigold,

Manufacturer model #326Y, purchased from W. W. Grainger, Inc. (Chicago, IL).

Each sheet of polymer material and the natural latex gloves were cut into

3.00 x 0.5 inch (7.62 x 1.27 cm) strips, as 155 strips of each material would be

needed. The strip size was necessary for tensile strength testing according to

methods used by Phalen and Wong (2012).(17) To cut the polymer material into

exact 3.00 x 0.5 inch (7.62 x 1.27 cm) strips, a precision die cutting press made

by W. R. Sharples Company, Inc. (North Attleboro, MA) was used. The die

cutting press was used by placing the polymer materials onto a piece of wood,

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between layers of paper, and then the die cutting press was placed on top of the

material and struck with a mallet, producing exact 3.00 x .005 (7.62 x 1.27 cm)

inch strips. Once the material was cut into uniform strips they were placed into

humidifiers for a twenty four hour period to ensure uniformity of gravimetric and

tensile testing results throughout the study.

Chemical Selection

Fifty assorted common products (complex mixed chemicals) were chosen.

The product names and corresponding manufacturer, hazardous chemical

composition information, specific health hazards, recommended PPE, and

National Fire Protection Agency (NFPA) ratings for health, flammability, and

instability/reactivity are provided in Appendix A. The provided information came

from the SDS for each product. These chemicals were chosen because of their

potential hazard and expansive range in uses, including pest control, cleaning,

degreasing, automotive, and plumbing functions.

The polymer materials and chemicals used were paid for or donated by

private donors, California State University, San Bernardino Carpool Technicians,

California State University, San Bernardino Plumbers, and California State

University, San Bernardino Environmental Health Specialists.

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Equipment

A Fisher Scientific (Los Angeles, California) ALF104 analytical balance

was used to weigh the strips. A calibrated Marathon Electronic Digital

Micrometer with ratchet torque control (CO 030C25, Fisher Scientific, Los

Angeles, California) was used to measure thickness. Tensile strength was

measured using an Admet Expert 7601 tensiometer (Norwood, Massachusetts)

with an eP2 Digital Controller and mechanical force grips.

Gravimetric Analysis

The test strips of each type of prepared polymer material were weighed using an

analytical balance. Then the thickness was measured at three different places on

the strips using a digital micrometer. The measurements were taken at the top,

middle, and bottom of the strip, with the average of these three measurements

calculated and recorded. As these measurements were taken, the polymer

materials were also labeled using a numbering system that corresponded to the

chemicals that they would be placed in. Five pieces of each polymer were then

marked for use as the control and placed into a humidifier to prevent damage

due to drying out in room temperature air.

The 50 chemicals were poured into separate 15mL glass vials. Each vial

was numbered and catalogued so that the contents could be easily identified. On

the outside of each vial, the number ”1” was placed on the left side, ”2” was

placed on the middle, and ”3” was placed on the right side. Three strips of

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polymer material samples were then completely submerged into each of the 50

chemically filled 15mL glass vials and the sample polymer material was recorded

according to which vial placement position it was placed in: 1, 2, or 3. The

polymer material samples were then left to soak in the chemical vial for a period

of twenty-four hours.

After twenty-four hours the polymer material samples were removed from

the vials and rinsed off using distilled water. This rinsing process was to prevent

the assigned chemical from continuing to react with the sample and to prevent

other containments from interfering with the study. After the polymer material

samples were rinsed off, they were pat dried with a paper towel and were left for

one hour for the outer surface to air dry.

After the drying process was complete, the samples were again weighed

and measured using the same process as the initial weighing and measuring.

The samples were then placed into a humidifier to prevent further degradation

from occurring due to damage that could be caused by the strips drying out in

room temperature air.

The average of the recorded pre-test weights of each polymer material

sample per assigned chemical was then calculated using the formula, (sample

polymer material 1 + sample polymer material 2 + sample polymer material 3) / 3

= ”Average Pre-Test Material Weight”. This calculation was repeated using the

recorded post-test weights to determine the ”Average Post-Test Weight”. The

percentage change in weight of sample polymer material was then calculated

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using these calculated average weights and the formula, ((“Average Post-Test

Weight”-“Average Pre-test Weight”) / ”Average Pre-test Weight” = Percentage

Change (%).

Tensile Testing

First, the five controls for each polymer were tested as described by

Phalen and Wong (2011)(18). The controls were taken out of the humidifier and

tested using the tensiometer. The tensiometer digitally displayed the tensile

strength (in MPa) and elongation at break (in percent). The average was

calculated using the formula, (control 1 + control 2 + control 3 +control 4 + control

5) / 5 = “Average Control Tensile Strength”. This data was then recorded.

Upon completion of the controls being tested and recorded, the test strips

of each chemically exposed polymer material were individually tested, and the

tensile strength and elongation at break recorded. The three data points

recorded for each of the 50 chemical and polymer combinations were averaged

using the formula, (sample polymer material 1 + sample polymer material 2 +

sample polymer material 3) / 3 = ”Average Post-Test Tensile Strength”. The

percentage change in tensile strength of each polymer material sample per

assigned chemical was then calculated using these calculated average post-

tensile strength data points and the formula, ((“Average Post-Test Tensile

Strength”-“Average Control Tensile Strength”) / ”Average Control Tensile

Strength” = Percentage Change (%).

17

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Mixed- and Pure- Chemical Analysis

Determining Pure Chemical Composition Using the SDS

The SDS was used to determine the top three hazardous pure chemical

ingredients contained within each of the 50 mixed chemical products. These

pure chemicals were then recorded and used to predict the chemical resistance

of the polymer material.

Determining Recommendations Using Available Guidelines

The average percent change in weight for each of the 250 combinations of

polymer materials and mixed chemical was compared to the Chemical Protective

Clothing (Anna, 2003)(11) 5-tier rating system, based on ASTM Method F 471:

Excellent (0-10% weight change), Good (11-20% weight change), Fair (21-30%

weight change), Poor (31-50% weight change), and Not Recommended (over

50% weight change). This 5-tier system was used to determine polymer

recommendation ratings for each of the mixed chemicals so there would be a

greater breakdown in performance level than the 3-tier system.

The Ansell Guide(5) and the Forsberg et al. Quick Selection Guide to

Chemical Protective Clothing(6) were both used to research each pure chemical.

These guides use a 3-tier rating systems: Excellent to Good (0-20% weight

change), Fair to Poor (21-50% weight change), and Not Recommended (over

50% weight change) to determine polymer recommendation. They also use

permeation data in their recommendations, but this is a common practice and

18

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one that cannot be evaluated separately. These existing systems were used to

determine the polymer recommendation rating for each of the pure chemical

ingredients.

Determining Degradation Based on Tensile Strength

The ANSI/ISEA 105 Standard calculates the performance level of a

material that has undergone puncture resistance testing, which is a form of

tensile testing.(4) An equivalent test was performed using tensile strength

measures instead of puncture resistance measures. The revised rating system

was determined by calculating the average percentage change in tensile strength

for each of the 50 chemical and polymer material experimental groups in

comparison with the appropriate polymer control group. The same rating system

as the ANSI/ISEA 105 standard was used, which was based on a 5-tier

recommendation system: 4 - Excellent (<20% change), 3 - Good (<40% change),

2 - Fair (<60% change), 1 - Poor (<80% change), and 0 – Not Recommended

(>80% change). The average results of the tensile strength tests of the

experimental samples compared to the control group were calculated and

recorded based on this 5-tier system. The 5-tier system was chosen to fulfill two

objectives: 1) evaluating the chemical resistance associated with molecular

changes in the polymer structure that would affect tensile properties and 2)

providing an additional evaluation to gravimetric analysis, which serves to

enhance a correct determination of chemical resistance. Ultimately, both tensile

strength and gravimetric analyses will provide a better indication of chemical

19

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degradation and result in a more accurate rating system than those currently in

use.

20

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CHAPTER FOUR

RESULTS

Gravimetric Analysis Results

In total, 750 polymer material samples were tested in 50 different chemical

products to determine the impact the chemicals would have on weight change.

A significant weight change would indicate a reduction in user protection against

the chemical. Table 1 summarizes the weight test results by categorizing the

”Average Pre-test Weight”, ”Average Post-Test Weight”, ”Percentage Change

(%)“ and organizing it by ”Chemical” and ”Polymer Material Sample Type”. Table

1 also signifies which polymer per assigned chemical had the least percentage

change, by designating the lowest percentage change result with an asterisk (*).

For example, the results for Chemical 1 (Diversey’s Speed Track-Clean &

Burnish Fragrance Free) clearly show that the butyl polymer material sample had

an average pretest weight of 2.0753g, an average posttest weight of 2.0895g,

yielding a percentage change equal to 0.68%. This result shows less change

than the other polymer material samples; neoprene 0.85%, nitrile 1.04%, vinyl

1.28%, and latex 1.87%. This asterisk (*) designation helps to determine which

polymer material option can best resist chemical action of the specific mixed

chemical in comparison to the other polymer materials.

21

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Table 1: Gravimetric Analysis Results

Chemical

Glove Material Sample Type

Average Pre-Test Weight

Average Post-Test Weight

Percentage Change (%)

1

Neoprene 2.2878 2.3072 0.85% Butyl 2.0753 2.0895 0.68% *

Nitrile 2.3872 2.4120 1.04% Vinyl 2.2792 2.3083 1.28% Latex 1.2224 1.2453 1.87%

2

Neoprene 2.2737 2.3183 1.96% Butyl 2.0700 2.1025 1.57% * Nitrile 2.4226 2.4618 1.62%

Vinyl 2.3651 2.4185 2.26% Latex 1.1788 1.4821 25.73%

3

Neoprene 2.2820 2.3147 1.43% Butyl 2.0743 2.0904 0.78% * Nitrile 2.4177 2.4659 1.99%

Vinyl 2.3387 2.3034 -1.51% Latex 1.1858 1.2568 5.99%

4

Neoprene 2.2818 2.2871 0.23% * Butyl 2.0816 2.0999 0.88%

Nitrile 2.3827 2.4173 1.45% Vinyl 2.2904 2.3092 0.82% Latex 1.1174 1.1260 0.77%

5

Neoprene 2.2878 2.3072 0.85% * Butyl 2.0836 2.1130 1.41%

Nitrile 2.3706 2.4173 1.97% Vinyl 2.3107 2.3734 2.71% Latex 1.1591 1.2211 5.35%

6

Neoprene 2.2736 2.2766 0.13% * Butyl 2.0514 2.0597 0.40%

Nitrile 2.3910 2.4032 0.51% Vinyl 2.3230 2.3441 0.91% Latex 1.1788 1.2454 5.66%

22

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Table 1. Continued

7

Neoprene 2.2637 2.2730 0.41% Butyl 2.1199 2.1290 0.43%

Nitrile 2.5414 2.5501 0.34% * Vinyl 2.2708 2.2825 0.52%

Latex 1.1824 1.1971 1.24%

8

Neoprene 2.2686 2.2890 0.90% Butyl 2.0659 2.0673 0.07% * Nitrile 2.5809 2.6187 1.46%

Vinyl 2.2560 2.3103 2.41% Latex 1.2591 1.1780 -6.44%

9

Neoprene 2.2550 2.2637 0.39% Butyl 2.0584 2.0659 0.37% *

Nitrile 2.5976 2.6469 1.90% Vinyl 2.2862 2.2451 -1.80% Latex 1.2557 1.2651 0.75%

10

Neoprene 2.2823 2.3041 0.96% Butyl 2.0643 2.0820 0.86% * Nitrile 2.5204 2.5713 2.02%

Vinyl 2.1848 2.3072 5.60% Latex 1.2357 1.2908 4.46%

11

Neoprene 2.2696 2.2857 0.71% Butyl 2.0491 2.0610 0.58% * Nitrile 2.4462 2.4823 1.47%

Vinyl 2.2722 2.2970 1.09% Latex 1.1611 1.1898 2.47%

12

Neoprene 2.2560 2.6942 19.43% * Butyl 2.0464 2.4918 21.76%

Nitrile 2.4611 2.9571 20.15% Vinyl 2.2351 2.9996 34.20% Latex 1.1870 1.7465 47.13%

13

Neoprene 2.2477 2.2590 0.50% * Butyl 2.0864 2.1013 0.72%

Nitrile 2.4381 2.4437 0.23% Vinyl 2.1396 2.1963 2.65% Latex 1.1904 1.1991 0.73%

23

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Table 1. Continued

14

Neoprene 2.2645 2.2778 0.59% Butyl 2.0420 2.0469 0.24% * Nitrile 2.4849 2.5191 1.38%

Vinyl 2.3007 2.2714 -1.27% Latex 1.2476 1.2733 2.06%

15

Neoprene 2.2789 2.7307 19.83% Butyl 2.0635 2.2816 10.57% * Nitrile 2.5571 3.2846 28.45%

Vinyl 2.2708 2.5537 12.46% Latex 1.2267 1.6949 38.17%

16

Neoprene 2.2646 2.2841 0.86% Butyl 2.0574 2.0613 0.19% * Nitrile 2.4756 2.4923 0.68%

Vinyl 2.2700 2.3542 3.71% Latex 1.2526 1.2843 2.53%

17

Neoprene 2.2721 3.3877 49.10% Butyl 2.0418 2.6353 29.07% Nitrile 2.4995 2.6800 7.22% *

Vinyl 2.2640 2.6573 17.37% Latex 1.2527 2.3850 90.38%

18

Neoprene 2.2838 2.3130 1.28% * Butyl 2.0754 2.7950 34.67%

Nitrile 2.4714 2.9832 20.71% Vinyl 2.2370 2.7496 22.91% Latex 1.2388 1.3488 8.88%

19

Neoprene 2.2882 3.0410 32.90% Butyl 2.0700 2.3075 11.48%

Nitrile 2.4883 2.5507 2.51% * Vinyl 2.2447 2.3664 5.42%

Latex 1.3066 1.4024 7.33%

20

Neoprene 2.2598 2.3225 2.77% Butyl 2.0504 2.1444 4.59%

Nitrile 2.5092 2.6318 4.88% Vinyl 2.2630 2.3291 2.92% Latex 1.1959 1.2100 1.18% *

24

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Table 1. Continued

21

Neoprene 2.2923 2.3721 3.48% Butyl 2.1437 2.1986 2.56% * Nitrile 2.4667 2.7016 9.52%

Vinyl 2.2030 2.3154 5.10% Latex 1.1404 1.2654 10.96%

22

Neoprene 2.2476 4.3777 94.78% Butyl 2.0828 4.3477 108.74%

Nitrile 2.3984 4.2786 78.40% * Vinyl 2.2774 4.4669 96.14%

Latex 1.1739 3.2678 178.37%

23

Neoprene 2.2564 2.2881 1.40% Butyl 2.1094 2.1808 3.39%

Nitrile 2.4892 2.5120 0.92% * Vinyl 2.2032 2.2661 2.86%

Latex 1.1794 1.2458 5.62%

24

Neoprene 2.2715 3.2860 44.66% Butyl 2.0724 3.5388 70.76% Nitrile 2.5678 3.5937 39.95% Vinyl 2.2597 3.0929 36.87% *

Latex 1.2271 3.0459 148.23%

25

Neoprene 2.2807 2.7210 19.31% Butyl 2.1925 2.3021 5.00% Nitrile 2.4858 2.6027 4.70% Vinyl 2.3236 2.3982 3.21% * Latex 1.2678 1.5844 24.97%

26

Neoprene 2.2461 2.2588 0.57% Butyl 2.0656 2.0711 0.26% * Nitrile 2.3853 2.3956 0.43% Vinyl 2.1619 2.1724 0.49% Latex 1.2084 1.3197 9.21%

27

Neoprene 2.2536 2.2825 1.28% * Butyl 2.0863 2.3805 14.10% Nitrile 2.4572 2.5086 2.09% Vinyl 2.3097 2.3601 2.18% Latex 1.2881 1.4245 10.59%

25

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Table 1. Continued

28

Neoprene 2.2721 2.3071 1.54% * Butyl 2.0802 2.1500 3.35% Nitrile 2.4183 2.5781 6.61% Vinyl 2.3671 2.4448 3.28% Latex 1.2138 1.2995 7.06%

29

Neoprene 2.2381 2.3466 4.85% Butyl 2.1253 2.2794 7.25% Nitrile 2.4601 2.5732 4.60% * Vinyl 2.2323 2.3439 5.00% Latex 1.1985 1.5742 31.34%

30

Neoprene 2.2786 4.2623 87.06% Butyl 2.0523 2.7293 32.99% * Nitrile 2.4321 3.3599 38.14% Vinyl 2.2473 3.4277 52.53% Latex 1.1984 2.1140 76.40%

31

Neoprene 2.2553 2.9274 29.80% Butyl 2.0580 2.8473 38.35% Nitrile 2.4232 3.0131 24.35% Vinyl 2.3153 2.8783 24.32% * Latex 1.1530 1.9059 65.30%

32

Neoprene 2.2621 2.2833 0.94% Butyl 2.0816 2.0937 0.58% Nitrile 2.4014 2.4172 0.66% Vinyl 2.2854 2.2902 0.21% * Latex 1.2725 1.2999 2.15%

33

Neoprene 2.2891 3.0587 33.62% Butyl 2.0464 2.7425 34.02% Nitrile 2.5081 2.7847 11.03% * Vinyl 2.2200 2.6430 19.05% Latex 1.1880 2.6604 123.95%

34

Neoprene 2.2748 3.0039 32.05% * Butyl 2.0961 3.2226 53.75% Nitrile 2.4783 3.4146 37.78% Vinyl 2.2286 3.2887 47.57% Latex 1.1201 3.4174 205.11%

26

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Table 1. Continued

35

Neoprene 2.2741 3.0398 33.67% * Butyl 2.0731 3.1068 49.86% Nitrile 2.4939 3.6566 46.62% Vinyl 2.2532 3.1354 39.15% Latex 1.2246 3.4698 183.34%

36

Neoprene 2.2748 2.3754 4.42% Butyl 2.1148 2.1415 1.26% * Nitrile 2.4668 2.5517 3.44% Vinyl 2.2255 2.2950 3.12% Latex 1.1705 1.2809 9.43%

37

Neoprene 2.2649 2.2666 0.08% Butyl 2.0911 2.0916 0.02% * Nitrile 2.5488 2.5685 0.77% Vinyl 2.2914 2.2921 0.03% Latex 1.1782 1.1820 0.32%

38

Neoprene 2.2595 2.7057 19.75% Butyl 2.0858 2.7651 32.57% Nitrile 2.4694 2.7719 12.25% * Vinyl 2.2344 2.7420 22.72% Latex 1.2771 2.1205 66.03%

39

Neoprene 2.2748 2.3920 5.15% * Butyl 2.0693 3.1212 50.84% Nitrile 2.4867 3.1489 26.63% Vinyl 2.2357 3.1291 39.96% Latex 1.2845 2.4995 94.59%

40

Neoprene 2.2607 2.5837 14.29% Butyl 2.0884 2.0916 0.15% * Nitrile 2.4644 2.6369 7.00% Vinyl 2.2601 2.4120 6.72% Latex 1.2478 2.4372 95.32%

41

Neoprene 2.2544 2.4628 9.25% * Butyl 2.0646 2.2622 9.57% Nitrile 2.4438 2.6776 9.57% Vinyl 2.2472 2.5519 13.56% Latex 1.2884 1.5044 16.77%

27

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Table 1. Continued

42

Neoprene 2.2618 2.3179 2.48% Butyl 2.0975 2.2439 6.98% Nitrile 2.4421 2.4634 0.87% * Vinyl 2.2557 2.3027 2.08% Latex 1.2448 2.2781 83.01%

43

Neoprene 2.2844 2.3660 3.58% Butyl 2.0876 2.1142 1.28% * Nitrile 2.5064 2.5690 2.50% Vinyl 2.1539 2.2035 2.30% Latex 1.2146 1.3354 9.94%

44

Neoprene 2.2809 2.2998 0.83% Butyl 2.0483 2.0519 0.18% * Nitrile 2.5036 2.5359 1.29% Vinyl 2.2309 2.2427 0.53% Latex 1.1478 1.2178 6.10%

45

Neoprene 2.2611 3.4210 51.30% Butyl 2.0662 2.5608 23.94% Nitrile 2.5659 2.6204 2.12% * Vinyl 2.2378 3.4256 53.08% Latex 1.2749 4.5149 254.15%

46

Neoprene 2.2582 2.2794 0.94% * Butyl 2.0272 2.0494 1.10% Nitrile 2.5925 2.6435 1.97% Vinyl 2.1985 2.2523 2.45% Latex 1.1611 1.2019 3.51%

47

Neoprene 2.2602 2.3116 2.28% Butyl 2.0484 2.0753 1.31% * Nitrile 2.5358 2.5871 2.02% Vinyl 2.2422 2.3535 4.96% Latex 1.2267 1.0797 -11.98%

48

Neoprene 2.2933 2.5999 13.37% * Butyl 2.0726 3.1307 51.05% Nitrile 2.5779 3.1286 21.36% Vinyl 2.2707 3.4153 50.41% Latex 1.1478 3.1645 175.71%

28

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Table 1. Continued

Tensile Strength Test Results

In total, 750 polymer material samples were tested in 50 chemicals to

determine the impact each chemical would have on a polymer material’s tensile

strength, signifying a reduction in user protection against the chemical.

Table 2 summarizes the tensile strength test results by categorizing the

”Average Pre-test Tensile Strength”, ”Average Post-Test Tensile Strength”,

”Percentage Change (%)“ and organizing it by ”Chemical” and ”Polymer Material

Sample Type”. Table 2 also signifies which polymer had the lowest percentage

change in tensile strength, by designating the lowest percentage change result

with an asterisk (*). For example, the results for Chemical 1 (Diversey’s Speed

Track-Clean & Burnish Fragrance Free) clearly show that the butyl polymer

material sample had an average pretest tensile strength of 5.8283 MPa, an

average posttest tensile strength of 5.8183 MPa, yielding a percentage change

49

Neoprene 2.2572 2.3282 3.14% Butyl 2.0769 2.1330 2.70% Nitrile 2.6380 2.6632 0.96% * Vinyl 2.2328 2.2866 2.41% Latex 1.1478 1.5048 31.11%

50

Neoprene 2.3117 2.3202 0.37% * Butyl 2.0597 2.1390 3.85% Nitrile 2.6160 2.6922 2.92% Vinyl 2.2647 2.3364 3.17% Latex 1.2194 1.3340 9.40%

29

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equal to -0.17%. This result shows less change than the other polymer material

samples; neoprene 1.96%, nitrile 5.02%, vinyl -6.08%, and latex -3.81%.

Table 2: Tensile Strength Test Results

Chemical

Glove Material Sample Type

Average Control Tensile Strength

Average Post-Test Tensile Strength

Percentage Change (%)

1

Neoprene 4.5782 4.6680 1.96% Butyl 5.8283 5.8183 -0.17% * Nitrile 2.4752 2.5993 5.02%

Vinyl 4.8214 4.5283 -6.08% Latex 7.6120 7.3223 -3.81%

2

Neoprene 4.5782 4.2787 -6.54% * Butyl 5.8283 5.3547 -8.13%

Nitrile 2.4752 2.2747 -8.10% Vinyl 4.8214 4.0700 -15.59% Latex 7.6120 6.6987 -12.00%

3

Neoprene 4.5782 4.7607 3.99% Butyl 5.8283 5.8447 0.28% * Nitrile 2.4752 2.4133 -2.50%

Vinyl 4.8214 4.4993 -6.68% Latex 7.6120 8.2990 9.03%

4

Neoprene 4.5782 4.8153 5.18% Butyl 5.8283 5.9170 1.52% * Nitrile 2.4752 2.5663 3.68%

Vinyl 4.8214 4.1123 -14.71% Latex 7.6120 8.0883 6.26%

5

Neoprene 4.5782 4.0653 -11.20% Butyl 5.8283 6.1580 5.66%

Nitrile 2.4752 2.5063 1.26% * Vinyl 4.8214 5.3523 11.01%

Latex 7.6120 6.6743 -12.32%

30

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Table 2. Continued

6

Neoprene 4.5782 4.7723 4.24% Butyl 5.8283 5.8773 0.84%

Nitrile 2.4752 2.4910 0.64% * Vinyl 4.8214 5.9223 22.83%

Latex 7.6120 9.0487 18.87%

7

Neoprene 4.5782 4.6427 1.41% * Butyl 5.8283 6.3110 8.28%

Nitrile 2.4752 2.7050 9.29% Vinyl 4.8214 5.7070 18.37% Latex 7.6120 8.6427 13.54%

8

Neoprene 4.5782 4.1807 -8.68% Butyl 5.8283 4.9497 -15.08%

Nitrile 2.4752 2.5983 4.98% * Vinyl 4.8214 3.8457 -20.24%

Latex 7.6120 7.0230 -7.74%

9

Neoprene 4.5782 4.3377 -5.25% Butyl 5.8283 6.2650 7.49% Nitrile 2.4752 2.4843 0.37% *

Vinyl 4.8214 4.3120 -10.57% Latex 7.6120 7.3650 -3.24%

10

Neoprene 4.5782 4.3513 -4.96% Butyl 5.8283 6.6537 14.16%

Nitrile 2.4752 2.5410 2.66% * Vinyl 4.8214 4.1653 -13.61%

Latex 7.6120 6.0226 -20.88%

11

Neoprene 4.5782 4.3427 -5.15% Butyl 5.8283 6.6650 14.36%

Nitrile 2.4752 2.6003 5.06% * Vinyl 4.8214 4.2607 -11.63%

Latex 7.6120 6.7917 -10.78%

12

Neoprene 4.5782 2.3260 -49.19% Butyl 5.8283 6.0440 3.70% * Nitrile 2.4752 2.3590 -4.69%

Vinyl 4.8214 3.7800 -21.60% Latex 7.6120 5.5045 -27.69%

31

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Table 2. Continued

13

Neoprene 4.5782 4.4383 -3.06% Butyl 5.8283 5.7910 -0.64% * Nitrile 2.4752 2.6157 5.68%

Vinyl 4.8214 4.1997 -12.90% Latex 7.6120 6.7943 -10.74%

14

Neoprene 4.5782 4.0310 -11.95% Butyl 5.8283 6.1447 5.43%

Nitrile 2.4752 2.5370 2.50% * Vinyl 4.8214 4.0303 -16.41%

Latex 7.6120 6.8021 -10.64%

15

Neoprene 4.5782 3.4770 -24.05% Butyl 5.8283 5.9840 2.67% * Nitrile 2.4752 2.3420 -5.38%

Vinyl 4.8214 3.9907 -17.23% Latex 7.6120 6.0083 -21.07%

16

Neoprene 4.5782 3.9767 -13.14% Butyl 5.8283 6.1720 5.90%

Nitrile 2.4752 2.2737 -8.14% Vinyl 4.8214 4.5707 -5.20% *

Latex 7.6120 4.1767 -45.13%

17

Neoprene 4.5782 2.4010 -47.56% Butyl 5.8283 4.2163 -27.66% Nitrile 2.4752 2.3597 -4.67% *

Vinyl 4.8214 4.2743 -11.35% Latex 7.6120 4.8443 -36.36%

18

Neoprene 4.5782 3.8713 -15.44% * Butyl 5.8283 4.6670 -19.93%

Nitrile 2.4752 2.0215 -18.33% Vinyl 4.8214 3.0550 -36.64% Latex 7.6120 6.0610 -20.38%

19

Neoprene 4.5782 2.8873 -36.93% Butyl 5.8283 5.6603 -2.88% * Nitrile 2.4752 2.3777 -3.94%

Vinyl 4.8214 3.2693 -32.19% Latex 7.6120 4.3555 -42.78%

32

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Table 2. Continued

20

Neoprene 4.5782 4.1697 -8.92% Butyl 5.8283 5.2650 -9.67%

Nitrile 2.4752 2.3260 -6.03% * Vinyl 4.8214 3.7253 -22.73%

Latex 7.6120 6.7103 -11.85%

21

Neoprene 4.5782 4.5740 -0.09% * Butyl 5.8283 5.5200 -5.29%

Nitrile 2.4752 2.1280 -14.03% Vinyl 4.8214 3.8280 -20.60% Latex 7.6120 6.5337 -14.17%

22

Neoprene 4.5782 0.5910 -87.09% Butyl 5.8283 2.2667 -61.11% * Nitrile 2.4752 0.3305 -86.65%

Vinyl 4.8214 1.3693 -71.60% Latex 7.6120 0.7953 -89.55%

23

Neoprene 4.5782 4.6580 1.74% Butyl 5.8283 6.0703 4.15%

Nitrile 2.4752 1.9480 -21.30% Vinyl 4.8214 3.8870 -19.38% Latex 7.6120 7.4953 -1.53% *

24

Neoprene 4.5782 1.1227 -75.48% Butyl 5.8283 2.4943 -57.20% *

Nitrile 2.4752 0.5140 -79.23% Vinyl 4.8214 1.5270 -68.33% Latex 7.6120 0.8723 -88.54%

25

Neoprene 4.5782 2.3347 -49.00% Butyl 5.8283 4.7543 -18.43% Nitrile 2.4752 2.5373 2.51% * Vinyl 4.8214 4.4110 -8.51% Latex 7.6120 4.8190 -36.69%

26

Neoprene 4.5782 4.3067 -5.93% Butyl 5.8283 5.2880 -9.27% Nitrile 2.4752 2.5373 2.51% * Vinyl 4.8214 3.3163 -31.22% Latex 7.6120 7.1290 -6.35%

33

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Table 2. Continued

27

Neoprene 4.5782 4.0513 -11.51% Butyl 5.8283 5.3453 -8.29% Nitrile 2.4752 2.2353 -9.69% Vinyl 4.8214 4.1447 -14.04% Latex 7.6120 7.6572 0.59% *

28

Neoprene 4.5782 4.5873 0.20% * Butyl 5.8283 5.0443 -13.45% Nitrile 2.4752 2.0307 -17.96% Vinyl 4.8214 2.1865 -54.65% Latex 7.6120 7.5177 -1.24%

29

Neoprene 4.5782 3.8757 -15.35% Butyl 5.8283 5.9783 2.57% * Nitrile 2.4752 1.6285 -34.21% Vinyl 4.8214 2.9840 -38.11% Latex 7.6120 6.2220 -18.26%

30

Neoprene 4.5782 1.4977 -67.29% Butyl 5.8283 4.9823 -14.52% * Nitrile 2.4752 2.0365 -17.72% Vinyl 4.8214 3.1483 -34.70% Latex 7.6120 5.5925 -26.53%

31

Neoprene 4.5782 1.7593 -61.57% Butyl 5.8283 2.7463 -52.88% Nitrile 2.4752 2.1070 -14.87% * Vinyl 4.8214 3.6667 -23.95% Latex 7.6120 4.1900 -44.96%

32

Neoprene 4.5782 4.6480 1.52% Butyl 5.8283 3.2360 -44.48% Nitrile 2.4752 2.4405 -1.40% Vinyl 4.8214 3.8133 -20.91% Latex 7.6120 7.6370 0.33% *

33

Neoprene 4.5782 1.7717 -61.30% Butyl 5.8283 4.4057 -24.41% Nitrile 2.4752 2.1970 -11.24% * Vinyl 4.8214 3.0880 -35.95% Latex 7.6120 3.5995 -52.71%

34

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Table 2. Continued

34

Neoprene 4.5782 2.0857 -54.44% Butyl 5.8283 6.2113 6.57% * Nitrile 2.4752 1.2313 -50.25% Vinyl 4.8214 2.1890 -54.60% Latex 7.6120 1.4117 -81.45%

35

Neoprene 4.5782 2.1637 -52.74% Butyl 5.8283 4.8513 -16.76% * Nitrile 2.4752 1.0370 -58.10% Vinyl 4.8214 2.9050 -39.75% Latex 7.6120 3.6280 -52.34%

36

Neoprene 4.5782 2.3337 -49.03% Butyl 5.8283 5.8560 0.47% * Nitrile 2.4752 2.1315 -13.88% Vinyl 4.8214 3.6523 -24.25% Latex 7.6120 5.5863 -26.61%

37

Neoprene 4.5782 4.9553 8.24% Butyl 5.8283 4.2190 -27.61% Nitrile 2.4752 2.5560 3.27% Vinyl 4.8214 4.3445 -9.89% Latex 7.6120 7.4987 -1.49% *

38

Neoprene 4.5782 2.7307 -40.36% Butyl 5.8283 5.3917 -7.49% * Nitrile 2.4752 2.2170 -10.43% Vinyl 4.8214 3.5553 -26.26% Latex 7.6120 5.2400 -31.16%

39

Neoprene 4.5782 3.5600 -22.24% Butyl 5.8283 6.0350 3.55% * Nitrile 2.4752 1.9005 -23.22% Vinyl 4.8214 3.6173 -24.97% Latex 7.6120 5.5840 -26.64%

40

Neoprene 4.5782 3.0507 -33.37% Butyl 5.8283 6.0950 4.58% * Nitrile 2.4752 1.5750 -36.37% Vinyl 4.8214 2.7187 -43.61% Latex 7.6120 1.3150 -82.72%

35

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Table 2. Continued

41

Neoprene 4.5782 2.9983 -34.51% Butyl 5.8283 5.7790 -0.85% * Nitrile 2.4752 2.5540 3.18% Vinyl 4.8214 2.6140 -45.78% Latex 7.6120 4.2223 -44.53%

42

Neoprene 4.5782 3.7003 -19.18% Butyl 5.8283 2.2600 -61.22% Nitrile 2.4752 2.2530 -8.98% * Vinyl 4.8214 2.8410 -41.08% Latex 7.6120 0.7687 -89.90%

43

Neoprene 4.5782 4.0767 -10.96% Butyl 5.8283 4.8803 -16.27% Nitrile 2.4752 2.4253 -2.01% * Vinyl 4.8214 3.7458 -22.31% Latex 7.6120 6.1627 -19.04%

44

Neoprene 4.5782 3.9307 -14.14% Butyl 5.8283 5.6577 -2.93% * Nitrile 2.4752 2.3030 -6.96% Vinyl 4.8214 2.9415 -38.99% Latex 7.6120 7.2907 -4.22%

45

Neoprene 4.5782 3.7087 -18.99% * Butyl 5.8283 4.2907 -26.38% Nitrile 2.4752 1.4077 -43.13% Vinyl 4.8214 1.7203 -64.32% Latex 7.6120 2.9757 -60.91%

46

Neoprene 4.5782 4.5500 -0.62% * Butyl 5.8283 4.9803 -14.55% Nitrile 2.4752 2.4265 -1.97% Vinyl 4.8214 1.6880 -64.99% Latex 7.6120 7.5480 -0.84%

47

Neoprene 4.5782 4.2777 -6.56% Butyl 5.8283 5.1527 -11.59% Nitrile 2.4752 2.2567 -8.83% Vinyl 4.8214 2.9687 -38.43% Latex 7.6120 7.1673 -5.84% *

36

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Table 2. Continued

48

Neoprene 4.5782 3.5510 -22.44% Butyl 5.8283 4.0557 -30.41% Nitrile 2.4752 2.3855 -3.62% * Vinyl 4.8214 3.2640 -32.30% Latex 7.6120 5.6417 -25.88%

49

Neoprene 4.5782 4.2037 -8.18% Butyl 5.8283 6.1710 5.88% Nitrile 2.4752 2.3347 -5.68% * Vinyl 4.8214 2.2373 -53.60% Latex 7.6120 3.3283 -56.28%

50

Neoprene 4.5782 3.9547 -13.62% Butyl 5.8283 6.2663 7.52% Nitrile 2.4752 2.4100 -2.63% * Vinyl 4.8214 3.7997 -21.19% Latex 7.6120 8.2567 8.47%

37

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CHAPTER FIVE

DATA ANALYSIS

Organizing Results to Establish a New Library

To best determine the most appropriate polymer material to minimize a

chemical exposure, the data sets were reorganized. Appendix B is a proposed

format for a new library that displays both mixed chemical and pure chemical

data results and a polymer recommendation. The 50 mixed chemicals are listed

down the left side of the table. Usually they would be listed in alphabetical order,

but for the ease of data flow within this study they are listed in order of their

assigned sample number. Under each mixed chemical are the most abundant

SDS pure chemical ingredients that are contained within each mixed chemical

product. Across the top of each section are the five polymer material types that

were studied. Under the polymer type the ”Test” preformed and ”Percentage

Change” is listed for each polymer material’s weight, thickness, tensile strength,

and elongation at break. The ”Weight Test” ratings are listed for the polymer’s

change in weight in both the mixed chemical and the corresponding pure

chemicals. Also listed are the tensile strength ratings of each polymer’s tensile

strength test results for each tested mixed chemical.

Appendix B also has a column titled ”Recommendation”. In this column

the overall usage recommendation for chemical resistance to degradation is

listed. To appropriately recommend polymer materials for mixed chemicals, the

38

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recommendation is based on a comparison of both the weight test ratings and

the tensile strength test ratings, using the most conservative recommendation

rating. Although elongation to break and thickness measurements are shown on

Appendix B, this data was not used to determine mixed chemical polymer

recommendations, as they could not be compared with preexisting methods

common to industry. These observed mixed chemical recommendations are

based on a 3-tier system:

1. Recommended (both weight and tensile tested at Excellent or

Good),

a. Weight change within 0% to 20% change

b. Tensile strength with Less than 40% change

2. Use Caution (one or both tests received a score rating of Fair or

Poor, but neither test received a rating score of Not

Recommended), and

a. Weight change between 21% and 50%.

b. Tensile strength between 41% and 80% change.

3. Not Recommended (one or both tests received a score rating of

Not Recommended).

a. Weight change greater than 50%.

b. Tensile strength greater than 80% change.

The recommendation level of the polymer material exposed to the pure

chemicals is based on either the Ansell Guide(5) or the Forsberg et al. Quick

39

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Selection Guide to Chemical Protective Clothing(6) rating systems. For

clarification purposes, on Appendix B this is designated as ”Pure Chemical

(Index Guide Rating)”, and is based on the corresponding 3-tier system:

Recommended (Excellent to Good, 0-20% weight change), Use Caution (Fair to

Poor, 21-50% weight change), and Not Recommended (Not Recommend, over

50% weight change), or the permeation criteria used by the rating system.

Pure- and Mixed- Chemical Analysis for Polymer Selection

Comparing the recommendation levels of the mixed chemicals to those of

the pure chemical ingredients provides an understanding of how the selection

based on chemical composition can vary between the two data sets. By

analyzing the data in Appendix B, we can compare the ”Recommendation”

values of the mixed chemicals to those of the pure chemical components.

Appendix B shows that there are 104 mixed chemicals (41.6%) whose polymer

material recommendations are the same as the pure chemicals contained within.

However, there are 146 polymer material recommendations (58.4%) that vary

between the mixed- and pure chemical compositions. This illustrates the lack of

agreement between the two methods.

In 108 of the 146 above variances (43.2% overall), mixed chemical

polymer recommendations are more favorable than those of one or more of the

pure chemicals contained within. For example, chemical 1 – Diversey: Speed

Track – Clean & Burnish, Fragrance Free contains both sodium

40

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dodecylbenezene sulfonate and alcohol ethoxylate. Latex material has a

recommendation rating of ”Recommended” when exposed to Diversey: Speed

Track – Clean & Burnish, Fragrance Free, whereas, latex has a ”Recommended”

rating when exposed to sodium dodecylbenezene sulfonate and a ”Use Caution”

rating when exposed to alcohol ethoxylate. This more favorable

recommendation rating given to the mixed chemical signifies that the chemical

composition changed drastically when combined and that there is less

degradation with the final mixed chemical product.

In 20 of the 146 above variances (8% overall), the mixed chemical has a

lower and less favorable rating than one or more of the pure chemicals contained

within. For example, chemical 16 – Sevin: Concentrated Bug Killer contains

carbaryl, 1,2-propanediol, and salt. Latex was found to have a ”Use Caution”

recommendation when exposed to Sevin: Concentrated Bug Killer. However, the

latex polymer material has a ”Recommended” rating for use against exposure to

any of the three pure chemical ingredients individually. This lower and less

favorable recommendation rating means that the final mixed chemical product

demonstrates higher degradation than the individual pure ingredients it contains.

It is important to understand the implications of degradation integrity on polymer

materials.(19) The 20 variances in mixed chemical and pure chemical

recommendations that warrant a lower recommendation level are: chemical 16 –

Sevin: Concentrated Bug Killer (latex), chemical 18 – Ranger: Pro-Herbicide

(butyl and vinyl), chemical 22 – Main Tech: Penetrating Oil (neoprene, nitrile, and

41

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vinyl), chemical 24 – Winner Industrial Supply: EZ Seal (nitrile), chemical 35 –

Kingsford Charcoal Lighter Fluid (nitrile), chemical 36 – Henry: Easy Release

Adhesive remover (neoprene), chemical 38: Liquid Performance: Spray Cleaner

and Polish (latex), chemical 39 – Truefuel: Truefuel 40:1 Engineered Fuel + Oil

(butyl and nitrile), chemical 40: Craftsman: Fuel Stabilizer (latex), chemical 42 –

Valvoline: DOT 3&4 (butyl and vinyl), chemical 45 – Amazing!: Liquid Fire

(neoprene and butyl), chemical 46 – Clorox: Outdoor Bleach Concentrate (vinyl),

and chemical 48 – White Lightning: Clean Streaks (nitrile and latex).

Finally, in 18 of the 146 above total variances (7.2% overall) the mixed

chemical recommendations were both higher and lower than those of their

corresponding individual pure chemical ingredients. For example, chemical 12 –

Homax: Oops Amazing Remover contains petroleum ether, ethanol, and xylene.

When neoprene is exposed to the mixed chemical it has a recommendation

rating of ”Use Caution”. However, neoprene material exposed to ethanol is rated

at ”Recommended” and both petroleum ether and xylene are rated as ”Not

Recommended”. The 18 variances that have mixed chemical recommendations

that are both higher and lower than their corresponding pure chemical

ingredients are: chemical 12 – Homax: Oops Amazing Remover (neoprene,

butyl, and nitrile), chemical 15 – Jasco: Varnish and Stain Remover (nitrile),

chemical 17 – Jasco: Paint and Apoxy Cleaner (butyl), chemical 29 – Relton:

Rapid Tap (latex), chemical 30 – Weld-On P-70 Primer (butyl), chemical 31 –

Ecoline: Dry Teflon (neoprene and butyl), chemical 34 – WD-40 (nitrile), chemical

42

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38 – Liquid Performance: Spray Cleaner and Polish (neoprene, butyl, and vinyl),

chemical 40 – Craftsman: Fuel Stabilizer (vinyl), chemical 41 – Valvoline: Heavy

Duty Brake Parts Cleaner (vinyl and latex), and chemical 49 – Turtle Wax: Bug

and Tar Remover (vinyl and latex).

Weight and Tensile Strength Data

It is important to note differences in polymer material recommendations

between weight and tensile strength tests, in comparison to the other polymer

materials exposed to the same chemical. Table 3 is a compilation of the 36

chemicals whose polymer material recommendation is exclusively dependent on

which test was performed. It is a comparative analysis of the polymer material

recommendations denoted by the asterisks shown in Table 1 and Table 2.

Table 3: Weight and Tensile Strength Variances in Polymer Recommendation

Chemical Best Weight Test Result

Best Tensile Test Result

2 Butyl Neoprene 4 Neoprene Butyl 5 Neoprene Nitrile 6 Neoprene Nitrile 7 Nitrile Neoprene 8 Butyl Nitrile 9 Butyl Nitrile

43

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Table 3. Continued 10 Butyl Nitrile 11 Butyl Nitrile 12 Neoprene Butyl 13 Neoprene Butyl 14 Butyl Nitrile 16 Butyl Vinyl 19 Nitrile Butyl 20 Latex Nitrile 21 Butyl Neoprene 22 Nitrile Butyl 23 Nitrile Latex 24 Vinyl Butyl 25 Vinyl Nitrile 26 Butyl Nitrile 27 Neoprene Latex 29 Nitrile Butyl 31 Vinyl Nitrile 32 Vinyl Latex 34 Neoprene Butyl 35 Neoprene Butyl 37 Butyl Latex 38 Nitrile Butyl 39 Neoprene Butyl 41 Neoprene Butyl 43 Butyl Nitrile 45 Nitrile Neoprene 47 Butyl Latex 48 Neoprene Nitrile 50 Neoprene Nitrile

Only 14 chemicals (28%) resulted in the same polymer material

recommendations in both the weight and tensile strength testing in comparison to

44

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the other polymer materials tested. These 14 chemicals are: chemical 1 –

Diversey: Speedtrack Clean and Burnish, fragrance free, chemical 3 - Practical

Solutions: Reflecta Natural Floor Cleaner, chemical 15 – Jasco: Varnish & Stain

Remover, chemical 17 – Jasco: Paint Epoxy Cleaner, chemical 18 – Ranger: Pro

Herbicide, chemical 28 - Nexgen Chemstar Line: Nexbac, chemical 30 - Weld-

On: P-70 Primer, chemical 33 – Maxima: Chain Wax, chemical 36 – Henry: Easy

Release Adhesive Remover, chemical 40 – Craftsman: Fuel Stabalizer, chemical

42 – Valvoline: Dot 3 & 4, chemical 44 – Clorox: Liquid Plumber, chemical 46 –

Clorox: Clorox Bleach, and chemical 49 – Turtle: Bug and Tar Remover.

The 36 chemical and polymer material recommendation results, that are

dependent on which test was preformed, need to be better analyzed to make a

more informed choice for polymer material selection. For example, Table 3

shows that for chemical 2, butyl had the best weight test result, but neoprene had

the best tensile test result. Because both weight and tensile strength changes

are indicators of degradation and chemical action, it stands to reason that both

are important considerations when selecting a polymer material for chemical

resistance.

Weight and Tensile Strength Ratings for Polymer Selection

The mixed chemical polymer recommendations in Appendix B are

conservative recommendations based on the lesser (more conservative) rating

received from either the weight test rating or the tensile strength test rating. Table

45

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3 is a compilation of the 36 chemicals whose polymer material recommendation

is dependent on the results of either the weight test or the tensile test

independently, not a comparison of the test results with each other. It does not

indicate which test result has the better recommendation level and therefore

cannot be used to determine which polymer should be used as PPE when

handling that chemical. For example, chemical 24 in Table 3 shows that the

polymer with the least percentage of change based solely on the results from the

weight test was vinyl and based solely on the results of the tensile test was butyl.

To determine which polymer material should be considered, one must also know

which test result had the best recommendation, which can be seen in Appendix

B. With Appendix B, the weight test rating recommendation for the use of vinyl

material in the weight test is ”Poor”, but the tensile strength test rating

recommendation for the use of butyl in the tensile test is ”Fair”. By looking at

these test results independently you may chose the wrong polymer and chose

Butyl. By looking at the overall recommendation column in Appendix B, it can be

observed that the recommendation level of butyl is actually ”Not Recommended”,

which would mean that the vinyl polymer is likely a more appropriate choice for a

PPE. This is because the comparison of the weight test and the tensile test

results are independent of each other and do not exclusively determine the best

choice in polymer material. To determine which material is the most appropriate

PPE with regards to chemical degradation resistance, one must consider both

the weight and tensile strength test results for each of the polymer materials.

46

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In this study there were 45 combinations (18% overall) that resulted in a

lower (less favorable) weight test rating than tensile strength rating, meaning that

the recommendation was lowered because of a higher percent change in weight

than tensile strength. The 45 mixed chemical and polymer material combinations

that were affected by the lower weight test rating, and therefore lower

recommendation, are: chemical 2 - Practical Solutions: Power Bolt Spray(latex),

chemical 12 - Homax: Oops Amazing Remover (butyl, nitrile, vinyl, and latex),

chemical 15 – Jasco: Varnish & Stain Remover (nitrile and latex), chemical 17 –

Jasco: Paint and Epoxy Cleaner (butyl and latex), chemical 18 – Ranger: Pro-

Herbicide (butyl and vinyl), chemical 19 – Kimball Midwest: Inter-lube Penetrating

Grease (neoprene), chemical 22 - Main Tech: Penetrating Oil (butyl and latex),

chemical 24 - Winner Industrial Supply: EZ Seal (butyl), chemical 29 – Relton:

Rapid Tap (latex), chemical 30 – Weld-On P-70 Primer (neoprene, butyl, nitrile,

vinyl, and latex), chemical 31 – Ecoline: Dry Teflon (nitrile, vinyl, and latex),

chemical 33 – Maxima: Chain Wax (butyl and latex), chemical 34 – WD40 (butyl),

chemical 35 – Kingsford: Charcoal Lighter Fluid (butyl, vinyl, and latex), chemical

38 – Liquid Performance: Spray Cleaner and Polish (butyl, vinyl, and latex),

chemical 39 – Truefuel: Truefuel 40:1 Engineered Fuel + Oil (butyl, nitrile, vinyl,

and latex), chemical 45 – Amazing! Liquid Fire (neoprene, butyl, vinyl, and latex),

and chemical 48 – White Lightning: Clean Streaks (butyl, nitrile, vinyl, and latex).

There were 14 combinations (5.6% overall) which resulted in a lower (less

favorable) tensile strength rating than weight test rating, meaning that the

47

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recommendation was lowered because of a higher percent change in tensile

strength than weight. The 14 mixed chemical and polymer material combinations

that were affected by the lower tensile strength test rating, and therefore lower

recommendation, are: chemical 12 – Homax: Oops Amazing Remover

(neoprene), chemical 16 – Sevin: Concentrated Bug Killer (latex), chemical 19 –

Kimball Midwest: Inter-lube Penetrating Grease (latex), chemical 25 – Oaty: ABS

Cement (neoprene), chemical 36 – Henry: Easy Release Adhesive Remover

(neoprene), chemical 40 – Craftsman: Fuel Stabilizer (vinyl), chemical 41 –

Valvoline: Heavy Duty Brake Parts Cleaner (vinyl and latex), chemical 42 –

Valvoline DOT 3&4 (butyl and vinyl), chemical 43 – Easy Off: Oven Cleaner

(vinyl), chemical 45 – Amazing!: Liquid Fire (nitrile), chemical 46 – Clorox:

Outdoor Bleach Concentrate (vinyl),and chemical 49 – Turtle Wax: Bug and Tar

Remover (vinyl).

Out of a possible 250 polymer material and mixed chemical combinations,

191 combinations (76.4% overall) resulted in equal weight and tensile strength

ratings, which indicates that there is a level of agreement between the two

methods. However, the combined use of both weight change and tensile

strength change data has distinct advantages when evaluating resistance to

chemical degradation. It is a conservative approach that takes into account the

various changes occurring within the polymer that could indicate chemical

degradation. The results of this study support this notion.

48

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CHAPTER SIX

DISCUSSIONS

Pure Chemicals and Mixed Chemicals

By comparing the recommendation levels, 38 of the 250 mixed chemicals

(15.2%) have higher degradation ratings (less favorable) than their respective

pure chemicals, and the need for a new library index is made immediately clear.

In 104 of the polymer material recommendations that are the same (41.6%), the

mixed chemical and corresponding pure chemicals would not alter the final

decision on which polymer material to use as a PPE. In 108 of the polymer

materials (43.2%) whose mixed chemical recommendation ratings are higher

(more favorable) than those of its pure chemicals, we would have less need for

caution in glove recommendation. This last scenario is likely due the fact that the

pure chemical components in a commercial product are often present at lower

concentrations and not in a pure form. Nevertheless, the need for a new index is

made clear when comparing the 146 variations that were observed between the

predicted ratings using pure chemical components and the actual degradation

results for the mixture.

The importance of analyzing the 38 combinations that have higher

degradation ratings (less favorable recommendations) than their respective pure

chemicals is that someone could improperly identify a polymer material to use for

a specific chemical product by researching the pure chemical ingredients as they

49

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are provided in the Ansell Guide(5) or the Forsberg et al. Quick Selection Guide to

Chemical Protective Clothing(6). This means that a polymer deemed as

”Recommended” based on its pure chemical composition may in fact have a

recommendation rating of ”Use Caution” or ”Not Recommended” as a mixed

chemical in its final product form. This altered chemical composition and

increased degradation of the polymer material could result in harmful exposure to

the skin if the incorrect material was chosen as a PPE. For example, chemical

46 – Clorox: Outdoor Bleach Concentrate is made up two main pure chemical

components according to the SDS: sodium hypochlorite and sodium hydroxide.

Individually, the ratings for these two pure chemicals would indicate a

recommendation of vinyl gloves. However, actual degradation testing for Clorox:

Outdoor Bleach Concentrate results in a vinyl glove listed as ”Use Caution”. This

lower recommendation level is likely because of the chemical reaction that

occurs when sodium hypochlorite and sodium hydroxide combine. When these

two chemicals are combined together sodium hydroxide slows the decomposition

of sodium hypochlorite, it also results in a more caustic final chemical with

quickened PPE material degradation. This explains why the vinyl polymers

showed a greater percent change for both tests after continuous exposure to the

final product, rather than the recommendation made by the weight test (or

potentially permeation). Without a new rating system, there is no way to foresee

that the degradation of the final mixed bleach product is more hazardous to vinyl

polymers than its pure chemical ingredients individually. This lack of final mixed

50

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chemical information could lead to the use of the wrong polymer materials and

result in undue injury, illness or death.

Weight versus Tensile Results

The Ansell Guide(5) and the Forsberg et al. Quick Selection Guide to

Chemical Protective Clothing(6) index systems determine which polymer materials

act as the best PPE based primarily on pure chemicals and their corresponding

weight and/or permeation test results. The current indexes also do not account

for other testing methods, such as the tensile strength tests, which could provide

valuable information on the molecular changes occurring within the polymer.

Fourteen of the 250 recommendations (5.6%) made for polymer material and

mixed chemicals combinations completed in this study were changed due to the

tensile strength test results. This demonstrates that tensile strength can play a

vital role in choosing the most appropriate polymer material to use when handling

a chemical hazard. The Ansell Guide(5) and the Forsberg et al. Quick Selection

Guide to Chemical Protective Clothing(6) index systems do not effectively take

into account the results of tensile tests and other test methods. This lack of

information results in an index that is limited in its scope of PPE

recommendations. The more conservative the data sets are that are taken into

consideration for PPE recommendations, the less likely that the improper PPE

will be chosen.

51

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More Conservative Polymer Recommendations

The use of conservative recommendations provide improved safety and

health standards of practice, more so than those currently implemented in most

chemical resistance glove indexes. Additional test results provide for a more

accurate and appropriate recommendation of chemical degradation resistance.

For example, the butyl polymer material sample gave conflicting results when

tested in chemical 24 - Winner Industrial Supply’s EZ Seal. Butyl’s weight test

rating is ”Not Recommended” due to a test result of having over 50% change in

weight; however, the tensile strength test rating is ”Fair” due to having less than

60% change in tensile strength. Given the knowledge that the polymer material

was ”Not Recommended” because of weight test results, the overall

recommendation for the polymer is ”Not Recommended” regardless of the ”Fair”

tensile strength recommendation. This conservative approach allows for a more

practical and protective recommendation, so that a consumer can make a more

appropriate decision on the polymer material best for the exposure scenario.

Conservative polymer material selection offers the consumer a “safer” glove and

more appropriate PPE recommendation.

52

Page 63: DEGRADATION OF PROTECTIVE GLOVE MATERIALS ...commercial products, which can include complex mixtures of various chemical components. Industrial and commercial products will be referred

CHAPTER SEVEN

CONCLUSIONS

The current polymer material indexes on chemical resistance and

degradation are lacking critical information and are limited in scope. According to

the American Chemical Society, there have been about 89 million chemicals that

have been found or manufactured by humans, most of which have been

developed in the past several decades.(7) Each of these chemicals must have an

SDS sheet that can provide information as to the chemical composition of the

product. However, the Ansell Guide has only 167 chemicals listed in its 8th

edition,(5) and the Sixth edition Forsberg et al. Quick Selection Guide to Chemical

Protective Clothing boasts that it includes information on over 1000 chemicals(6).

It is easy to see that there is a large gap between the quantity of products that

exist and the number of chemicals that offer PPE recommendations.

Singularly depending on weight test results, or permeation data for that

matter, for polymer recommendation ratings is not appropriate. If degradation

testing of final mixed chemical products were added into the current library

system of testing and identifying appropriate PPE materials, then it would still

continue to implement mostly weight test based recommendations. By failing to

include tensile strength test recommendations, there were 14 combinations

(5.6%), out of 250, whose polymer recommendation could have led to injury,

illness or death due to the original test results indicating a higher chemical

53

Page 64: DEGRADATION OF PROTECTIVE GLOVE MATERIALS ...commercial products, which can include complex mixtures of various chemical components. Industrial and commercial products will be referred

resistance rating and recommendation than the tensile test results warranted.

Ultimately, the material was likely affected by the chemical mixture, but this was

not detected by gravimetric analysis. Because many of the chemical protective

glove products are re-used, tensile testing becomes an important evaluation tool

for chemical resistance and degradation.

Relying solely on the SDS and the resulting pure chemical compositions to

determine polymer recommendation also leads to false polymer recommendation

information. By cataloguing pure chemicals and not evaluating the final mixed

chemical products, 38 total polymer recommendations out of 250 studied would

have been changed. The fact that 15.2% of the polymer material

recommendations would change, because the final mixed chemical product has

different chemical properties, shows that there is something glaringly wrong with

the current system.

This study was successful in showing that there are many issues with both

the Ansell Guide(5) and the Forsberg et al. Quick Selection Guide to Chemical

Protective Clothing(6) glove guide index systems. The new proposed library takes

into consideration two types of recommendations: weight and tensile strength.

However, the index should be expanded to include known chemical hazards,

especially common commercial products and complex mixtures. There is an

opportunity for more research and experimental testing methods to minimize

chemical exposures and improve the PPE recommendations. The risk for

54

Page 65: DEGRADATION OF PROTECTIVE GLOVE MATERIALS ...commercial products, which can include complex mixtures of various chemical components. Industrial and commercial products will be referred

chemical exposure is significant, and can lead to permanent injury, illness or

death, so there is urgency in the creation of a new, more inclusive database.

55

Page 66: DEGRADATION OF PROTECTIVE GLOVE MATERIALS ...commercial products, which can include complex mixtures of various chemical components. Industrial and commercial products will be referred

APPENDIX A

PROPERTIES OF THE 50 MIXED CHEMICALS TESTED

56

Page 67: DEGRADATION OF PROTECTIVE GLOVE MATERIALS ...commercial products, which can include complex mixtures of various chemical components. Industrial and commercial products will be referred

Vial #

Amount of Chemical Used

Chemical Product Name

Chemical Manufacturer Hazardous Chemicals (weight %) NFPA

HealthNFPA Flammability

NFPA Instability Specific Hazards Recommended PPE

1 15ml Speedtrack Clean & Burnish (fragrance free)

Diversey Sodium dodecylbenzene sulfonate, Alcohol ethoxylates

2 0 0 Eye and Skin irritant. May cause burns

Chemical-splash goggles and Chemical resistant Gloves

2 15ml Power Bolt Spray Cleaner

Practical Solutions

Alcohol ethoxylates, Monoethanolamine, Propylene glycol

3 0 0 Corrosive, eye and skin burns, Harmful or fatal if swallowed

Chemical resistant: Goggles, gloves and shoes

3 15ml Reflecta Neutral Floor Cleaner

Practical Solutions

Sodium xylene sulfate, Alcohol ethoxylates 2 0 0 Skin and eye irritant None under normal use conditions

4 15ml Ramsey Wide Rance II (non- acidic washroom cleaner, concentrated)

Practical Solutions

Octyl decyl dimethyl ammonium chloride,n-Alkyl dimethyl benzyl ammonium chloride,Nonylphenol ethoxylate, Tetrasodium

3 1 0 Eye and Skin Burns Chemical resistant goggles and gloves

5 15ml Speedball 200 (heavy duty spray cleaner, concentrated)

Diversey Benzyl alcohol, 2-Butoxyethanol, Diethykene glycol momoethyl ether

1 1 0 eye and skin irritant none required

6 15ml Virex II 256 (one step disinfectant cleaner and deoderant)

Diversey N-Alkyl dimethyl benzyl ammonium chloride, Didecyl dimethyl ammonium chloride, Ethyl alcohol

3 1 0 Corrosive, eye and skin burns, Harmful or fatal if swallowed

Chemical resistant: Goggles, gloves and shoes

7 15ml Foaming Acid Restroom Cleaner

Diversey Diethylene glycol butyl ether 3 0 0 Corrosive, eye and skin burns, Harmful or fatal if swallowed

Chemical resistant goggles and gloves

8 15ml Strip and Wallpaper and Paste Remover

Romans golden Harvest

Diethylene glycol, Alcohols ethoxylated, Sorbitol, Sodium benzoate

2 1 0 Eye, skin and Inhalation

Gloves, goggles and respiratory protection

9 15ml 409 (all purpose cleaner)

Clorox Alkyl, Dimethyl benzyl ammonium chloride, Lauramine oxide

1 0 0 eye and skin iritation Chemical resistant goggles and gloves

10 15ml Tile and Vinyl (floor cleaner)

Armstrong Modified Acrylic Polymer, Ethoxylated linear alcohol, Ammoium hydroxide

1 0 0 eye irritation Goggles

11 15ml Resolve Triple Oxy Advance

Resolve Alcohol ethoxylate, Hydrogen peroxide, Sulfuric acid

2 2 0 Skin and eye irritant goggles

12 15ml Oops Amazing Remover

Homax Products, Inc.

petroleum ether, xylene, ethanol 3 3 0 Eye, skin and Inhalation

Gloves, goggles and respiratory protection

13 15ml Super Algea Guard HTH Quaternary ammonium compounds, Alkyl dimethyl ethylbenzyl ammonium chloride, Alcohol denat.

3 1 0 Skin and eye irritant Eye, skin, and respiratory protection

14 15ml Super Water clarifier

aqua chem Sodium tripolyphosphate, sodium Hydroxide (caustic soda)

3 1 0 Skin and eye irritant Eye, skin, and respiratory protection

15 15ml Varnish & Stain Remover

Jasco Toulene, Methanol, Dichloromethane 3 3 0 Skin and Eye Burns Eye, skin, and respiratory protection and other protective clothing

16 15ml Concentrated Bug Killer

Sevin Carboyl, 1,2-Propanediol, Salt 2 1 1 Eye, skin and Inhalation

Nitile Gloves, chemical restistant goggles, tight fitting clothing

17 15ml Paint Apoxy Cleaner

Jasco Dichloromethane, Methanol, Stoddard solvent 2 1 0 Skin and eye irritant Eye protection, protective gloves, respiratory equipment

18 15ml Pro Herbecide Ranger Isopropylamine Salt of Glyphosate , Surfactent 2 1 1 Skin and eye irritant Gloogles, protective clothing

19 15ml Inter-lube Penetrating Grease

Kimball Midwest Paraffinic petroleum distillates, Hexane, Glycol 1 0 0 Skin and eye irrirtant Gloves and goggles

20 15ml Hydraulic Oil Olympus Petroleum distillates, Hydrotreated heavy paraffinic, Zinc alkyl dithiophosphate

1 1 0 Skin, eye, Nitrile or neoprene gloves, Chemical Restistant goggles

21 15ml Sizzle Hercules Hydrogen Chloride, Water 3 0 2 Inhalation, eye and skin

rubber or plastic gloves, full resperator and chemical restistant gloves

22 15ml Penetrating Oil Main Techllc(MT)

Petroleum distillates, Sodium sulfate alkyl ether, Polyetoxilated stearilic ether

1 4 0 Skin, eye irrantant Gloves and goggles

23 15ml Cold Shield MT Water, clay mineral, salt 0 0 0 Skin and eye Gloves and goggles 24 15ml EZ Seal Winner

Industrial SupplyBentonite, Hydrotreated light petroleum distillate

1 0 0 Skin and Eye irratent

Gloves and goggles

25 15ml ABS Cement Oaty Methyl ethyl ketone, ABS resin, Acetone 2 3 1 Eyes, skin and inhalation

Rubber gloves, Safety goggles and respirator

57

Page 68: DEGRADATION OF PROTECTIVE GLOVE MATERIALS ...commercial products, which can include complex mixtures of various chemical components. Industrial and commercial products will be referred

Vial # Amount of Chemical Used

Chemical Product Name

Chemical Manufacturer Hazardous Chemicals (weight %) NFPA

HealthNFPA Flammability

NFPA Instability Specific Hazards Recommended PPE

26 15ml Germicidal Bleach Clorox Sodium hypochlorite, Sodium hydroxide 1 0 0 Eyes and skin irrantant

Rubber gloves or neoprene gloves and safety glasses

27 15ml All Purpose Cleaner

Simply Green 2‐Butoxyethanol, Ethoxylated alcohol, Tetrapotassium pyrophosphate

1 0 0 Eye and Skin protective gloves, protective glasses

28 15ml Nexbac Nexgen Chemstar Line

no hazardous material 1 0 0 Eyes and skin Rubber gloves, Safety goggles if desired

29 15ml Rapid Tap Relton 1,1,1 -Trichloroethane (methyl chloroform), Glycol Methylene Ether, sec Butanol

3 1 1 Eyes and Skin None needed

30 15ml P-70 Primer Weld-On Tetrahydrofuran (THF), Methyl ethyl ketone (MEK), Cyclohexanone

2 3 0 Eyes and Skin Butyl rubber gloves, chemical restant goggles

31 15ml Dry Teflon Ecoline Isopropyl alcohol, heptane, Isopropyl alcohol 1 3 0 Eyes and Skin Chemical resisant gloves, chemical goggles

32 15ml Oasis 266 Ecolab poly(oxy-1,2-ethanediyl), alpha-(nonylphenyl)-omega-hydroxy-acetic acid, sodium salt, tetra-(ethylenedinitrilo)tetrasodium salt

1 0 0 Inhalation, eye and skin irritant

Chemical resistant goggles and gloves

33 15ml Chain Wax Maxima Liquified petroleum, n-Hexane, 2-Propanone 2 3 0 eye and skin irritant Chemical resistant: Goggles, gloves and shoes

34 15ml WD-40 WD-40 Aliphatic hydrocarbon, Petroleum base oil, lvp aliphatic hydrocarbon

1 4 0 Inhalation, eye and skin irritant

Eye, skin, and respiratory protection

35 15ml Charcoal Lighter Fluid

Kingsford Aliphatic petroleum solvent (100%) 2 2 0 Inhalation, eye and skin irritant

Chemical resistant goggles and gloves

36 15ml Easy Realease Adhesive Remover

Henry Ethanolamine, 2-butoxyethanol 3 0 0 Inhalation, eye and skin irritant

Chemical resistant goggles and gloves

37 15ml Mole and Gopher Repellent

Sweeney's Caster oil (100%) 2 0 0 Inhalation, eye and skin irritant

Chemical resistant goggles and gloves

38 15ml Spray Cleaner and Polish

Liquid Performance

Heptane, Acetone, Carbon dioxide 2 2 0 Inhalation, eye and skin irritant

Chemical resistant goggles and gloves

39 15ml Tru Fuel 40:1 Engineered Fuel + Oil

Trufuel Petroleum distillates, Octane, Pentane 3 2 0 Inhalation, eye and skin irritant

Chemical resistant goggles and gloves

40 15ml Fuel Stabilizer Craftmen Hydrotreated naphthenic oil, Hydroxyethylated aminoethylamide proprietary, Petroleum naphtha

1 1 0 Inhalation, eye and skin irritant

Chemical resistant goggles and gloves

41 15ml Heavy Duty Brake Parts Cleaner

Valvoline xylene, methyl alcohol, carbo dioxide 2 1 0 Inhalation, eye and skin irritant

Eye, skin, and respiratory protection

42 15ml Dot 3 & 4 Valvoline Triethylene glycol monobutyl ether,Diethylene gylcol monobutyl ether, Diethylene glycol monopropyl ether

1 1 0 Inhalation, eye and skin irritant

Chemical resistant goggles and gloves

43 15ml oven cleaner Easy Off Ethanol, 2-(2-butoxyethoxy), Petroleum gases 3 2 0 Eye, skin and Inhalation

Long Rubber gloves and safety glasses

44 15ml Liquid Plummer Clorox Sodium hypochlorite, Sodium hydroxide 3 0 1 Eye, skin and ingestion

Safety glasses and gloves

45 15ml Liquid Fire Amazing! Sulfuric Acid, Rodine 31A 3 0 2 Eyes, skin and inhalation

Rubber Gloves gloves and safety glasses

46 15ml Clorox Bleach Clorox Sodium hypochlorite, Sodium hydroxide 1 0 0 Eyes, skin and inhalation

Rubber or nitrile gloves and safety googles

47 15ml Spray and Wash Reckitt Hydrogen peroxide, Alcohol ethoxyl 2 0 1 Eye and skin irritant None needed 48 15ml Cleans Streaks White

LighteningHeptane, Propane, Isobutane 1 0 0 Eyes, skin and

inhalation Rubber, nitrile, neoprene gloves and safety googles

49 15ml Bug and Tar Remover

Turtle Petroleum disillates, Isopropyl alcohol, Ethylene glycol mono butyl ether

1 2 0 Eyes and skin irritant

solvent resistant gloves and safety googles

50 15ml 3:1 Oil WD-40 paraffinic petroleum distillate, Naptha, petroleum

1 2 0 eye and skin irritant Gloves and goggles

58

Page 69: DEGRADATION OF PROTECTIVE GLOVE MATERIALS ...commercial products, which can include complex mixtures of various chemical components. Industrial and commercial products will be referred

APPENDIX B

PROPOSED NEW GLOVE MATERIAL INDEX

59

Page 70: DEGRADATION OF PROTECTIVE GLOVE MATERIALS ...commercial products, which can include complex mixtures of various chemical components. Industrial and commercial products will be referred

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men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Pra

ctic

al S

olut

ions

: Ram

sey

Wid

e R

ange

II N

on A

cidi

c W

ashr

oom

Cle

aner

Con

c(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)P

ure

Che

mic

al (I

ndex

Gui

de R

atin

g):

Exc

elle

nt to

Goo

dR

ecom

men

ded

Fair

to P

oor

Use

Cau

tion

Fair

to P

oor

Use

Cau

tion

Fair

to P

oor

Use

Cau

tion

Exc

elle

nt to

Goo

dR

ecom

men

ded

Oct

yl D

ecyl

Dim

ethy

l Am

mon

ium

-Chl

orid

e (0

-20%

)(2

1-50

%)

(21-

50%

)(2

1-50

%)

(0-2

0%)

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: E

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dN

-Alk

yl d

imet

hyl b

enzy

lam

mon

ium

-chl

orid

e(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)

Div

erse

y: S

peed

ball

200-

Hea

vy D

uty

Spr

ay C

lean

er

Con

c(E

xper

imen

tal C

hem

ical

5)

Test

Test

Test

Test

Test

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTe

nsil

Tens

ilTe

nsil

Tens

ilTe

nsil

Elon

gatio

nEl

onga

tion

Elon

gatio

nEl

onga

tion

Elon

gatio

n

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Mix

ed C

hem

ical

:E

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Div

erse

y: S

peed

ball

200-

Hea

vy D

uty

Spr

ay C

lean

er

Con

c(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: Fa

ir to

Poo

rU

se C

autio

nE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dN

ot

Rec

omm

ende

dN

otN

ot

Rec

omm

ende

dN

otB

enzy

l alc

ohol

(21-

50%

)(0

-20%

)(0

-20%

)(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

d

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: Fa

ir to

Poo

rU

se C

autio

nE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dN

ot

Rec

omm

ende

dN

otFa

ir to

Poo

rU

se C

atio

n2-

But

oxye

than

ol(2

1-50

%)

(0-2

0%)

(0-2

0%)

(ove

r 50%

)R

ecom

men

ded

(21-

50%

)P

ure

Che

mic

al (I

ndex

Gui

de R

atin

g):

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Fair

to P

oor

Use

Cat

ion

Fair

to P

oor

Use

Cau

tion

Die

thyl

ene

mon

oeth

yl e

ther

(0-2

0%)

(0-2

0%)

(0-2

0%)

(21-

50%

)(2

1-50

%)

-11.

20%

5.66

%1.

26%

11.0

1%-1

2.32

%-3

.15%

1.99

%6.

56%

9.21

%-2

.00%

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

xP

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)0.

85%

1.41

%1.

97%

2.71

%5.

35%

1.17

%0.

84%

-0.6

2%-0

.16%

4.70

%

0.23

%0.

88%

1.45

%0.

82%

0.77

%0.

00%

1.27

%-1

.14%

-0.4

5%0.

23%

5.18

%1.

52%

3.68

%-1

4.71

%6.

26%

-1.5

5%-6

.33%

5.95

%-3

.42%

-1.7

3%

3.99

%0.

28%

-2.5

0%-6

.68%

9.03

%11

.01%

13.2

1%0.

12%

4.31

%6.

15%

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

xP

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

xP

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)1.

43%

0.78

%1.

99%

-1.5

1%5.

99%

1.10

%1.

08%

-0.2

7%-0

.77%

3.60

%

1.96

%1.

57%

1.62

%2.

26%

25.7

3%1.

68%

1.04

%-0

.62%

0.14

%2.

41%

-6.5

4%-8

.13%

-8.1

0%-1

5.59

%-1

2.00

%-4

.16%

3.78

%-8

.96%

-5.0

3%-2

.99%

1.96

%-0

.17%

5.02

%-6

.08%

-3.8

1%-0

.31%

-12.

33%

0.55

%-5

.66%

-0.2

7%

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

xP

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

xP

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)0.

8509

0.68

%1.

04%

1.28

%1.

87%

1.16

80.

11%

-0.9

9%0.

59%

1.58

%

60

Page 71: DEGRADATION OF PROTECTIVE GLOVE MATERIALS ...commercial products, which can include complex mixtures of various chemical components. Industrial and commercial products will be referred

Div

erse

y: V

irex

II 25

6 O

ne S

tep

Dis

infe

ctan

t Cle

aner

an

d D

eode

rant

(Exp

erim

enta

l Che

mic

al 6

)Te

stTe

stTe

stTe

stTe

stW

eigh

tW

eigh

tW

eigh

tW

eigh

tW

eigh

tTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Tens

ilTe

nsil

Tens

ilTe

nsil

Tens

ilEl

onga

tion

Elon

gati

onEl

onga

tion

Elon

gati

onEl

onga

tion

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Mix

ed C

hem

ical

:E

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Goo

dE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Div

erse

y: V

irex

II 25

6 O

ne S

tep

Dis

infe

ctan

t Cle

aner

an

d D

eode

rant

(0-1

0%)

(<20

%)

(0-1

0%)

(<20

%)

(0-1

0%)

(<20

%)

(0-1

0%)

(<40

%)

(0-1

0%)

(<20

%)

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: E

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dFa

ir to

Poo

rU

seFa

ir to

Poo

rU

seN

ot

Rec

omm

ende

dN

otN

-Alk

yl d

imet

hyl b

enzy

l am

mon

ium

chl

orid

e(0

-20%

)(0

-20%

)(2

1-50

%)

Cau

tion

(21-

50%

)C

autio

n(o

ver 5

0%)

Rec

omm

ende

d

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: E

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dFa

ir to

Poo

rU

seFa

ir to

Poo

rU

seN

ot

Rec

omm

ende

dN

otD

idec

yl d

imet

hyl a

mm

oniu

m c

hlor

ide

(0-2

0%)

(0-2

0%)

(21-

50%

)C

autio

n(2

1-50

%)

Cau

tion

(ove

r 50%

)R

ecom

men

ded

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

:E

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dFa

ir to

Poo

rU

seE

thyl

alc

ohol

(0-2

0%)

(0-2

0%)

(0-2

0%)

(0-2

0%)

(21-

50%

)C

autio

n

Div

erse

y: F

oam

ing

Acid

Res

troom

Cle

aner

(Exp

erim

enta

l Che

mic

al 7

)Te

stTe

stTe

stTe

stTe

stW

eigh

tW

eigh

tW

eigh

tW

eigh

tW

eigh

tTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Tens

ilTe

nsil

Tens

ilTe

nsil

Tens

ilEl

onga

tion

Elon

gati

onEl

onga

tion

Elon

gati

onEl

onga

tion

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Mix

ed C

hem

ical

:E

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Div

erse

y: F

oam

ing

Acid

Res

troom

Cle

aner

(0-1

0%)

(<20

%)

(0-1

0%)

(<20

%)

(0-1

0%)

(<20

%)

(0-1

0%)

(<20

%)

(0-1

0%)

(<20

%)

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: E

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dD

ieth

ylen

e gl

ycol

but

yl e

ther

(0-2

0%)

(0-2

0%)

(0-2

0%)

(0-2

0%)

(0-2

0%)

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: E

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dP

hosp

horic

aci

d(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)

Rom

ans

Gol

den

Har

vest

: Stri

p an

d W

all P

aper

&

Pas

te R

emov

er(E

xper

imen

tal C

hem

ical

8)

Test

Test

Test

Test

Test

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTe

nsil

Tens

ilTe

nsil

Tens

ilTe

nsil

Elon

gati

onEl

onga

tion

Elon

gati

onEl

onga

tion

Elon

gati

on

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Mix

ed C

hem

ical

:E

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Goo

dE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Rom

ans

Gol

den

Har

vest

: Stri

p an

d W

all P

aper

&

Pas

te R

emov

er(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)(0

-10%

)(<

40%

)(0

-10%

)(<

20%

)P

ure

Che

mic

al (I

ndex

Gui

de R

atin

g):

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Die

thyl

ene

glyc

ol(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: Fa

ir to

Poo

rU

seE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dFa

ir to

Poo

rU

seN

ot

Rec

omm

ende

dN

otAl

coho

ls e

thox

ylat

ed(2

1-50

%)

Cau

tion

(0-2

0%)

(0-2

0%)

(21-

50%

)C

autio

n(O

ver 5

0%)

Rec

omm

ende

dP

ure

Che

mic

al (I

ndex

Gui

de R

atin

g):

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Sod

ium

ben

zoat

e(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)

Clo

rox:

409

All

Pur

pose

Cle

aner

(Exp

erim

enta

l Che

mic

al 9

)Te

stTe

stTe

stTe

stTe

stW

eigh

tW

eigh

tW

eigh

tW

eigh

tW

eigh

tTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Tens

ilTe

nsil

Tens

ilTe

nsil

Tens

ilEl

onga

tion

Elon

gati

onEl

onga

tion

Elon

gati

onEl

onga

tion

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Mix

ed C

hem

ical

:E

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Clo

rox:

409

All

Pur

pose

Cle

aner

(0-1

0%)

(<20

%)

(0-1

0%)

(<20

%)

(0-1

0%)

(<20

%)

(0-1

0%)

(<20

%)

(0-1

0%)

(<20

%)

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

:N

ot re

com

men

ded

Not

Not

reco

mm

ende

dN

otE

xcel

lent

to G

ood

Rec

omm

ende

dN

ot re

com

men

ded

Not

Not

reco

mm

ende

dN

otAl

kyl

(ove

r 50%

)R

ecom

men

ded

(ove

r 50%

)R

ecom

men

ded

(0-2

0%)

(ove

r 50%

)R

ecom

men

ded

(ove

r 50%

)R

ecom

men

ded

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: Fa

ir to

Poo

rU

seFa

ir to

Poo

rU

seFa

ir to

Poo

rU

seFa

ir to

Poo

rU

seFa

ir to

Poo

rU

seD

imet

hyl b

enzy

l am

mon

ium

chl

orid

e(2

1-50

%)

Cau

tion

(21-

50%

)C

autio

n(2

1-50

%)

Cau

tion

(21-

50%

)C

autio

n(2

1-50

%)

Cau

tion

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: E

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dLa

uram

ine

oxid

e(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)

Arm

stro

ng: T

ile a

nd V

inyl

Flo

or C

lean

er(E

xper

imen

tal C

hem

ical

10)

Test

Test

Test

Test

Test

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTe

nsil

Tens

ilTe

nsil

Tens

ilTe

nsil

Elon

gati

onEl

onga

tion

Elon

gati

onEl

onga

tion

Elon

gati

on

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Mix

ed C

hem

ical

:E

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dG

ood

Arm

stro

ng: T

ile a

nd V

inyl

Flo

or C

lean

er(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)(0

-10%

)(<

40%

)

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

:N

ot re

com

men

ded

Not

Exc

elle

nt to

Goo

dR

ecom

men

ded

Not

R

ecom

men

ded

Not

N

ot re

com

men

ded

Not

Not

reco

mm

ende

dN

otM

odifi

ed a

cryl

ic p

olym

er(o

ver 5

0%)

Rec

omm

ende

d(0

-20%

)(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

dP

ure

Che

mic

al (I

ndex

Gui

de R

atin

g):

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Fair

to P

oor

Use

Eth

oxyl

ated

line

ar a

lcoh

ol(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)(2

1-50

%)

Cau

tion

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: E

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dFa

ir to

Poo

rU

seAm

moi

um h

ydro

xide

(0-2

0%)

(0-2

0%)

(0-2

0%)

(0-2

0%)

(21-

50%

)C

autio

n

-20.

85%

5.15

%35

.02%

210.

84%

4.34

%

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

0.96

%0.

86%

2.02

%5.

60%

4.46

%0.

40%

0.66

%-0

.15%

0.95

%1.

89%

-4.9

6%14

.16%

2.66

%-1

3.61

%-2

0.88

%

0.37

%1.

90%

-1.8

0%0.

75%

0.01

%0.

93%

0.16

%-0

.09%

0.33

%-5

.25%

7.49

%0.

37%

-10.

57%

-3.2

4%

But

ylN

itrile

Viny

lLa

tex

9.00

%6.

63%

6.38

%-1

1.31

%2.

67%

Neo

pren

e

1.24

%0.

39%

-0.1

9%0.

92%

2.97

%-8

.68%

-15.

08%

4.98

%-2

0.24

%-7

.74%

20.6

6%1.

56%

6.74

%-2

6.67

%-1

.62%

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

xP

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)0.

39%N

eopr

ene

But

ylN

itrile

Viny

lLa

tex

1.05

%1.

03%

-4.2

2%-1

.25%

-5.0

8%

0.40

%0.

51%

Per

cent

Cha

nge

(%)

0.13

%P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)0.

91%

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

5.66

%

18.8

7%0.

64%

22.8

3%-0

.48%

48.7

3%25

.52%

0.84

%-0

.46%

0.15

%4.

24%

1.41

%8.

28%

-0.0

3%0.

58%

0.41

%0.

43%

Per

cent

Cha

nge

(%)

0.34

%0.

52%

1.24

%P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)

-0.2

5%0.

14%

0.15

%

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

x

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

0.90

%1.

46%

2.41

%-6

.44%

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

0.07

%

9.29

%18

.37%

13.5

4%17

.28%

11.7

9%17

.61%

-10.

36%

-8.4

2%

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

x

61

Page 72: DEGRADATION OF PROTECTIVE GLOVE MATERIALS ...commercial products, which can include complex mixtures of various chemical components. Industrial and commercial products will be referred

Res

olve

: Trip

le O

xy A

dvan

ce(E

xper

imen

tal C

hem

ical

11)

Tes

tT

est

Tes

tT

est

Tes

tW

eigh

tW

eigh

tW

eigh

tW

eigh

tW

eigh

tTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Tens

ilTe

nsil

Tens

ilTe

nsil

Tens

ilEl

onga

tion

Elon

gatio

nEl

onga

tion

Elon

gatio

nEl

onga

tion

Wei

ght T

est R

atin

gR

ecom

men

datio

nT

ensi

le T

est R

atin

gW

eigh

t Tes

t Rat

ing

Rec

omm

enda

tion

Ten

sile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nT

ensi

le T

est R

atin

gW

eigh

t Tes

t Rat

ing

Rec

omm

enda

tion

Ten

sile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nT

ensi

le T

est R

atin

g

Mix

ed C

hem

ical

: E

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Res

olve

: Trip

le O

xy A

dvan

ce(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)P

ure

Che

mic

al (

Inde

x G

uide

Rat

ing)

: E

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dF

air

to P

oor

Use

Alc

ohol

eth

oxyl

ate

(0-2

0%)

(0-2

0%)

(0-2

0%)

(0-2

0%)

(21-

50%

)C

autio

nP

ure

Che

mic

al (

Inde

x G

uide

Rat

ing)

:E

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dH

ydro

gen

pero

xide

(0-2

0%)

(0-2

0%)

(0-2

0%)

(0-2

0%)

(0-2

0%)

Pur

e C

hem

ical

(In

dex

Gui

de R

atin

g):

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Sal

ts(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)

Hom

ax: O

ops

Am

azin

g R

emov

er(E

xper

imen

tal C

hem

ical

12)

Tes

tT

est

Tes

tT

est

Tes

tW

eigh

tW

eigh

tW

eigh

tW

eigh

tW

eigh

tTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Tens

ilTe

nsil

Tens

ilTe

nsil

Tens

ilEl

onga

tion

Elon

gati

onEl

onga

tion

Elon

gati

onEl

onga

tion

Wei

ght T

est R

atin

gR

ecom

men

datio

nT

ensi

le T

est R

atin

gW

eigh

t Tes

t Rat

ing

Rec

omm

enda

tion

Ten

sile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nT

ensi

le T

est R

atin

gW

eigh

t Tes

t Rat

ing

Rec

omm

enda

tion

Ten

sile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nT

ensi

le T

est R

atin

g

Mix

ed C

hem

ical

: G

ood

Use

Fai

rF

air

Use

Exc

elle

ntF

air

Use

Exc

elle

ntP

oor

Use

Goo

dP

oor

Use

Goo

dH

omax

: Oop

s A

maz

ing

Rem

over

(11-

20%

)C

autio

n(<

60%

)(2

1-30

%)

Cau

tion

(<20

%)

(21-

30%

)C

autio

n(<

20%

)(3

1-50

%)

Cau

tion

(<40

%)

(31-

50%

)C

autio

n(<

40%

)P

ure

Che

mic

al (

Inde

x G

uide

Rat

ing)

: N

ot r

ecom

men

ded

Not

Not

rec

omm

ende

dN

otE

xcel

lent

to G

ood

Rec

omm

ende

dN

ot r

ecom

men

ded

Not

Not

rec

omm

ende

dN

otP

etro

leum

eth

er(o

ver

50%

)R

ecom

men

ded

(ove

r 50

%)

Rec

omm

ende

d(0

-20%

)(o

ver

50%

)R

ecom

men

ded

(ove

r 50

%)

Rec

omm

ende

dP

ure

Che

mic

al (

Inde

x G

uide

Rat

ing)

: E

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dF

air

to P

oor

Use

Not

rec

omm

ende

dN

otN

ot r

ecom

men

ded

Not

Eth

anol

(0-2

0%)

(0-2

0%)

(21-

50%

)C

autio

n(o

ver

50%

)R

ecom

men

ded

(ove

r 50

%)

Rec

omm

ende

dP

ure

Che

mic

al (

Inde

x G

uide

Rat

ing)

: N

ot r

ecom

men

ded

Not

Not

rec

omm

ende

dN

otN

ot r

ecom

men

ded

Not

Not

rec

omm

ende

dN

otN

ot r

ecom

men

ded

Not

Xyl

ene

(ove

r 50

%)

Rec

omm

ende

d(o

ver

50%

)R

ecom

men

ded

(ove

r 50

%)

Rec

omm

ende

d(o

ver

50%

)R

ecom

men

ded

(ove

r 50

%)

Rec

omm

ende

d

HT

H: S

uper

Alg

ea G

uard

(Exp

erim

enta

l Che

mic

al 1

3)T

est

Tes

tT

est

Tes

tT

est

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTe

nsil

Tens

ilTe

nsil

Tens

ilTe

nsil

Elon

gati

onEl

onga

tion

Elon

gati

onEl

onga

tion

Elon

gati

on

Wei

ght T

est R

atin

gR

ecom

men

datio

nT

ensi

le T

est R

atin

gW

eigh

t Tes

t Rat

ing

Rec

omm

enda

tion

Ten

sile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nT

ensi

le T

est R

atin

gW

eigh

t Tes

t Rat

ing

Rec

omm

enda

tion

Ten

sile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nT

ensi

le T

est R

atin

g

Mix

ed C

hem

ical

: E

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dE

xcel

lent

HT

H: S

uper

Alg

ea G

uard

(0-1

0%)

(<20

%)

(0-1

0%)

(<20

%)

(0-1

0%)

(<20

%)

(0-1

0%)

(<20

%)

(0-1

0%)

(<20

%)

Pur

e C

hem

ical

(In

dex

Gui

de R

atin

g):

No

No

No

No

No

No

No

No

No

No

Qua

tern

ary

amm

oniu

m c

ompo

unds

Dat

aD

ata

Dat

aD

ata

Dat

aD

ata

Dat

aD

ata

Dat

aD

ata

Pur

e C

hem

ical

(In

dex

Gui

de R

atin

g):

Exc

elle

nt to

Goo

dR

ecom

men

ded

Fai

r to

Poo

rU

seN

ot

Rec

omm

ende

dN

otF

air

to P

oor

Use

Exc

elle

nt to

Poo

rR

ecom

men

ded

Alk

yl d

imet

hyl e

thyl

benz

yl a

mm

oniu

m c

hlor

ide

(0-2

0%)

(21-

50%

)C

autio

n(o

ver

50%

)R

ecom

men

ded

(21-

50%

)C

autio

n(0

-20%

)

Pur

e C

hem

ical

(In

dex

Gui

de R

atin

g):

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Fai

r to

Poo

rU

seN

ot

Rec

omm

ende

dN

otN

ot r

ecom

men

ded

Not

Alc

ohol

den

at(0

-20%

)(0

-20%

)(2

1-50

%)

Cau

tion

(ove

r 50

%)

Rec

omm

ende

d(o

ver

50%

)R

ecom

men

ded

Aqu

a C

hem

: Sup

er W

ater

Cla

rifie

r(E

xper

imen

tal C

hem

ical

14)

Tes

tT

est

Tes

tT

est

Tes

tW

eigh

tW

eigh

tW

eigh

tW

eigh

tW

eigh

tTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Tens

ilTe

nsil

Tens

ilTe

nsil

Tens

ilEl

onga

tion

Elon

gatio

nEl

onga

tion

Elon

gatio

nEl

onga

tion

Wei

ght T

est R

atin

gR

ecom

men

datio

nT

ensi

le T

est R

atin

gW

eigh

t Tes

t Rat

ing

Rec

omm

enda

tion

Ten

sile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nT

ensi

le T

est R

atin

gW

eigh

t Tes

t Rat

ing

Rec

omm

enda

tion

Ten

sile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nT

ensi

le T

est R

atin

g

Mix

ed C

hem

ical

: E

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Aqu

a C

hem

: Sup

er W

ater

Cla

rifie

r(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)P

ure

Che

mic

al (

Inde

x G

uide

Rat

ing)

: N

oN

oN

oN

oN

oN

oN

oN

oN

oN

oQ

uate

rnar

y am

mon

ium

com

poun

dsD

ata

Dat

aD

ata

Dat

aD

ata

Dat

aD

ata

Dat

aD

ata

Dat

a

Pur

e C

hem

ical

(In

dex

Gui

de R

atin

g):

Exc

elle

nt to

Goo

dR

ecom

men

ded

Fai

r to

Poo

rU

seN

ot

Rec

omm

ende

dN

otF

air

to P

oor

Use

Exc

elle

nt to

Poo

rR

ecom

men

ded

Alk

yl d

imet

hyl e

thyl

benz

yl a

mm

oniu

m c

hlor

ide

(0-2

0%)

(21-

50%

)C

autio

n(o

ver

50%

)R

ecom

men

ded

(21-

50%

)C

autio

n(0

-20%

)

Pur

e C

hem

ical

(In

dex

Gui

de R

atin

g):

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Fai

r to

Poo

rU

seN

ot

Rec

omm

ende

dN

otN

ot r

ecom

men

ded

Not

Alc

ohol

den

at(0

-20%

)(0

-20%

)(2

1-50

%)

Cau

tion

(ove

r 50

%)

Rec

omm

ende

d(o

ver

50%

)R

ecom

men

ded

Jasc

o: V

arni

sh &

Sta

in R

emov

er(E

xper

imen

tal C

hem

ical

15)

Tes

tT

est

Tes

tT

est

Tes

tW

eigh

tW

eigh

tW

eigh

tW

eigh

tW

eigh

tTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Tens

ilTe

nsil

Tens

ilTe

nsil

Tens

ilEl

onga

tion

Elon

gati

onEl

onga

tion

Elon

gati

onEl

onga

tion

Wei

ght T

est R

atin

gR

ecom

men

datio

nT

ensi

le T

est R

atin

gW

eigh

t Tes

t Rat

ing

Rec

omm

enda

tion

Ten

sile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nT

ensi

le T

est R

atin

gW

eigh

t Tes

t Rat

ing

Rec

omm

enda

tion

Ten

sile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nT

ensi

le T

est R

atin

g

Mix

ed C

hem

ical

: G

ood

Rec

omm

ende

dG

ood

Goo

dR

ecom

men

ded

Exc

elle

ntF

air

Use

Exc

elle

ntG

ood

Rec

omm

ende

dE

xcel

lent

Poo

rU

seG

ood

Jasc

o: V

arni

sh &

Sta

in R

emov

er(1

1-20

%)

(<40

%)

(11-

20%

)(<

20%

)(2

1-30

%)

Cau

tion

(<20

%)

(11-

20%

)(<

20%

)(3

1-50

%)

Cau

tion

(<40

%)

Pur

e C

hem

ical

(In

dex

Gui

de R

atin

g):

Fai

r to

Poo

rU

se C

autio

nN

ot r

ecom

men

ded

Not

Fai

r to

Poo

rU

seN

ot r

ecom

men

ded

Not

Not

rec

omm

ende

dN

otT

oule

ne(2

1-50

%)

Dat

a(o

ver

50%

)R

ecom

men

ded

(21-

50%

)C

autio

n(o

ver

50%

)R

ecom

men

ded

(ove

r 50

%)

Rec

omm

ende

dP

ure

Che

mic

al (

Inde

x G

uide

Rat

ing)

:F

air

to P

oor

Use

Cau

tion

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Fai

r to

Poo

rU

seM

etha

nol

(21-

50%

)D

ata

(0-2

0%)

(0-2

0%)

(0-2

0%)

(21-

50%

)C

autio

n

Pur

e C

hem

ical

(In

dex

Gui

de R

atin

g):

Not

rec

omm

ende

dN

otN

ot r

ecom

men

ded

Not

Not

rec

omm

ende

dN

otN

ot

Rec

omm

ende

dN

otN

ot r

ecom

men

ded

Not

Dic

hlor

omet

hane

(ove

r 50

%)

Rec

omm

ende

d(o

ver

50%

)R

ecom

men

ded

(ove

r 50

%)

Rec

omm

ende

d(o

ver

50%

)R

ecom

men

ded

(ove

r 50

%)

Rec

omm

ende

d

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

-0.1

5%0.

55%

1.32

%1.

47%

1.09

%

Per

cent

Cha

nge

(%)

2.47

%

9.61

%12

.02%

19.4

3%21

.76%

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

10.3

7%17

.97%

14.2

2%

7.96

%

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

x

-2.2

0%-6

.89%

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

x

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

5.06

%-1

1.63

%-1

0.78

%-5

.15%

14.3

6%

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

x

16.9

2%-1

0.07

%-4

.09%

15.3

7%

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

0.49

%0.

55%

0.71

%0.

58%

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

-19.

96%

-28.

78%

28.2

0%-4

.69%

-21.

60%

-27.

69%

-49.

19%

3.70

%

-1.2

0%-0

.60%

0.08

%-0

.36%

-0.7

7%

20.1

5%34

.20%

47.1

3%

5.68

%-1

2.90

%-1

0.74

%-3

.06%

-0.6

4%

0.23

%2.

65%

0.73

%0.

50%

0.72

%

1.38

%-1

.27%

2.06

%0.

59%

0.24

%

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

x

6.25

%-2

1.70

%-1

1.55

%-2

.71%

25.6

3%

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

-5.3

8%-1

7.23

%-2

1.07

%

8.94

%-8

.49%

-19.

18%

-26.

13%

19.9

6%

Neo

pren

eB

utyl

Nitr

ile

-1.7

1%-0

.42%

1.62

%0.

51%

0.11

%2.

50%

-16.

41%

-10.

64%

-11.

955.

43%

Viny

lLa

tex

19.8

3%10

.57%

-12.

55%

-17.

33%

-24.

05%

2.67

%8.

99%

5.75

%5.

54%

1.90

%12

.48%

28.4

5%12

.46%

38.1

7%

-2.6

1%-2

7.90

%-2

1.50

%

62

Page 73: DEGRADATION OF PROTECTIVE GLOVE MATERIALS ...commercial products, which can include complex mixtures of various chemical components. Industrial and commercial products will be referred

Sev

in: C

once

ntra

ted

Bug

Kille

r(E

xper

imen

tal C

hem

ical

16)

Test

Test

Test

Test

Test

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTe

nsil

Tens

ilTe

nsil

Tens

ilTe

nsil

Elon

gati

onEl

onga

tion

Elon

gati

onEl

onga

tion

Elon

gati

on

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Mix

ed C

hem

ical

: E

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Use

Fair

Sev

in: C

once

ntra

ted

Bug

Kille

r(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)(0

-10%

)C

autio

n(<

60%

)P

ure

Che

mic

al (I

ndex

Gui

de R

atin

g):

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Car

boyl

(0-2

0%)

(0-2

0%)

(0-2

0%)

(0-2

0%)

(0-2

0%)

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: E

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

d1,

2-P

ropa

nedi

ol(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)P

ure

Che

mic

al (I

ndex

Gui

de R

atin

g):

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Sal

t(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)

Jasc

o: P

aint

and

Epo

xy C

lean

er(E

xper

imen

tal C

hem

ical

17)

Test

Test

Test

Test

Test

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTe

nsil

Tens

ilTe

nsil

Tens

ilTe

nsil

Elon

gati

onEl

onga

tion

Elon

gati

onEl

onga

tion

Elon

gati

on

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Mix

ed C

hem

ical

: P

oor

Use

Fair

Fair

Use

Goo

dE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Goo

dR

ecom

men

ded

Exc

elle

ntN

ot

Rec

omm

ende

dN

otG

ood

Jasc

o: P

aint

and

Epo

xy C

lean

er(3

1-50

%)

Cau

tion

(<60

%)

(21-

30%

)C

autio

n(<

40%

)(0

-10%

)(<

20%

)(1

1-20

%)

(<20

%)

(ove

r 50%

)R

ecom

men

ded

(<40

%)

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: N

ot R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Dic

hlor

omet

hane

(ove

r 50%

)R

ecom

men

ded

(ove

r 50%

)R

ecom

men

ded

(ove

r 50%

)R

ecom

men

ded

(ove

r 50%

)R

ecom

men

ded

(ove

r 50%

)R

ecom

men

ded

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: Fa

ir to

Poo

rU

seE

xcel

lent

to G

ood

Rec

omm

ende

dN

ot

Rec

omm

ende

dN

otN

ot

Rec

omm

ende

dN

otN

ot

Rec

omm

ende

dN

otM

etha

nol

(21-

50%

)C

autio

n(0

-20%

)(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

d

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: Fa

ir to

Poo

rU

seN

ot

Rec

omm

ende

dN

otE

xcel

lent

to G

ood

Rec

omm

ende

dFa

ir to

Poo

rU

seN

ot

Rec

omm

ende

dN

otS

todd

ard

solv

ent

(21-

50%

)C

autio

n(o

ver 5

0%)

Rec

omm

ende

d(0

-20%

)(2

1-50

%)

Cau

tion

(ove

r 50%

)R

ecom

men

ded

Ran

ger:

Pro

-Her

bici

de(E

xper

imen

tal C

hem

ical

18)

Test

Test

Test

Test

Test

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTe

nsil

Tens

ilTe

nsil

Tens

ilTe

nsil

Elon

gati

onEl

onga

tion

Elon

gati

onEl

onga

tion

Elon

gati

on

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Mix

ed C

hem

ical

: E

xcel

lent

Rec

omm

ende

dE

xcel

lent

Poo

rU

seE

xcel

lent

Goo

dR

ecom

men

ded

Exc

elle

ntP

oor

Use

Goo

dE

xcel

lent

Rec

omm

ende

dG

ood

Ran

ger:

Pro

-Her

beci

de(0

-10%

)(<

20%

)(3

1-50

%)

Cau

tion

(<20

%)

(11-

20%

)(<

20%

)(3

1-50

%)

Cau

tion

(<40

%)

(0-1

0%)

(<40

%)

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: E

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dIs

opro

pyla

min

e sa

lt of

gly

phos

ate

(0-2

0%)

(0-2

0%)

(0-2

0%)

(0-2

0%)

(0-2

0%)

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: E

xcel

lent

to G

ood

Rec

omm

ende

dFa

ir to

Poo

rU

se C

autio

nE

xcel

lent

to G

ood

Rec

omm

ende

dFa

ir to

Poo

rU

se C

autio

nE

xcel

lent

to G

ood

Rec

omm

ende

dS

urfa

ctan

ts(0

-20%

)(2

1-50

%)

(0-2

0%)

(21-

50%

)(0

-20%

)

Kim

ball

Mid

wes

t: In

ter-

lube

Pen

etra

ting

Gre

ase

(Exp

erim

enta

l Che

mic

al 1

9)Te

stTe

stTe

stTe

stTe

stW

eigh

tW

eigh

tW

eigh

tW

eigh

tW

eigh

tTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Tens

ilTe

nsil

Tens

ilTe

nsil

Tens

ilEl

onga

tion

Elon

gati

onEl

onga

tion

Elon

gati

onEl

onga

tion

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Mix

ed C

hem

ical

: P

oor

Use

Goo

dG

ood

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dG

ood

Exc

elle

ntU

seFa

irK

imba

ll M

idw

est:

Inte

r-lu

be P

enet

ratin

g G

reas

e(3

1-50

%)

Cau

tion

(<40

%)

(11-

20%

)(<

20%

)(0

-10%

)(<

20%

)(0

-10%

)(<

40%

)(0

-10%

)C

autio

n(<

60%

)P

ure

Che

mic

al (I

ndex

Gui

de R

atin

g):

Not

reco

mm

ende

dN

otN

ot re

com

men

ded

Not

Exc

elle

nt to

Goo

dR

ecom

men

ded

Not

reco

mm

ende

dN

otN

ot re

com

men

ded

Not

Par

affin

ic p

etro

leum

dis

tilla

te(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

d(0

-20%

)(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

dP

ure

Che

mic

al (I

ndex

Gui

de R

atin

g):

Not

reco

mm

ende

dN

otN

ot re

com

men

ded

Not

Exc

elle

nt to

Goo

dR

ecom

men

ded

Not

reco

mm

ende

dN

otN

ot re

com

men

ded

Not

Hex

ane

(ove

r 50%

)R

ecom

men

ded

(ove

r 50%

)R

ecom

men

ded

(0-2

0%)

(ove

r 50%

)R

ecom

men

ded

(ove

r 50%

)R

ecom

men

ded

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: Fa

ir to

Poo

rU

seE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dFa

ir to

Poo

rU

seFa

ir to

Poo

rU

seG

lyco

l(2

1-50

%)

Cau

tion

(0-2

0%)

(0-2

0%)

(21-

50%

)C

autio

n(2

1-50

%)

Cau

tion

Oly

mpu

s: H

ydro

lic O

il(E

xper

imen

tal C

hem

ical

20)

Test

Test

Test

Test

Test

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTe

nsil

Tens

ilTe

nsil

Tens

ilTe

nsil

Elon

gati

onEl

onga

tion

Elon

gati

onEl

onga

tion

Elon

gati

on

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Mix

ed C

hem

ical

: E

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Goo

dE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Oly

mpu

s: H

ydro

lic O

il(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)(0

-10%

)(<

40%

)(0

-10%

)(<

20%

)P

ure

Che

mic

al (I

ndex

Gui

de R

atin

g):

Not

reco

mm

ende

dN

otN

ot re

com

men

ded

Not

Exc

elle

nt to

Goo

dR

ecom

men

ded

Not

reco

mm

ende

dN

otN

ot re

com

men

ded

Not

Pet

role

um d

istil

late

s(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

d(0

-20%

)(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

dP

ure

Che

mic

al (I

ndex

Gui

de R

atin

g):

Not

reco

mm

ende

dN

otN

ot re

com

men

ded

Not

Exc

elle

nt to

Goo

dR

ecom

men

ded

Not

reco

mm

ende

dN

otN

ot re

com

men

ded

Not

Hyd

rotre

ated

hea

vy p

araf

finic

pet

role

um(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

d(0

-20%

)(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

dP

ure

Che

mic

al (I

ndex

Gui

de R

atin

g):

Exc

elle

nt to

Goo

dR

ecom

men

ded

Fair

to P

oor

Use

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Zinc

alk

yldi

thio

phos

phat

e(0

-20%

)(2

1-50

%)

Cau

tion

(0-2

0%)

(0-2

0%)

(0-2

0%)

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

1.09

%2.

28%

0.22

%0.

04%

8.30

%-8

.92%

-9.6

7%-6

.03%

-22.

73%

-11.

85%

-20.

39%

-10.

86%

52.9

2%-2

3.11

%-1

3.78

%

2.77

%4.

59%

4.88

%2.

92%

1.18

%

9.65

%4.

26%

-1.1

2%0.

97%

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

xP

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

x

2.84

%-3

6.93

%-2

.88%

-3.9

4%-3

2.19

%-4

2.78

%-3

3.34

%

-18.

24%

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

1.28

%34

.67%

20.7

1%22

.91%

8.88

%0.

33%

26.1

0%1.

03%

2.16

%1.

43%

32.9

0%11

.48%

2.51

%5.

42%

7.33

%

-15.

44%

-19.

93%

-18.

33%

-36.

64%

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

x

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

Neo

pren

eB

utyl

Nitr

ile

0.86

%0.

19%

Viny

lLa

tex

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

0.68

%3.

71%

2.53

%

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

xP

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)

-36.

09%

16.8

0%-1

3.14

%5.

90%

1.46

%0.

07%

-0.3

9%0.

45%

2.39

%

16.4

4%-1

0.52

%-1

0.79

%-8

.14%

-5.2

0%-4

5.13

%

49.1

0%29

.07%

7.22

%17

.37%

90.3

8%16

.97%

21.2

2%0.

44%

-0.6

0%

-9.3

0%

-24.

71%

30.8

5%21

.00%

-26.

04%

1.84

%

8.50

%-4

7.56

%-2

7.66

%-4

.67%

-11.

35%

-36.

36%

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

2.48

%23

.64%

-35.

12%

-20.

38%

-31.

87%

10.5

5%-8

.25%

-28.

22%

63

Page 74: DEGRADATION OF PROTECTIVE GLOVE MATERIALS ...commercial products, which can include complex mixtures of various chemical components. Industrial and commercial products will be referred

Her

cule

s: S

izzl

e(E

xper

imen

tal C

hem

ical

21)

Test

Test

Test

Test

Test

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTe

nsil

Tens

ilTe

nsil

Tens

ilTe

nsil

Elon

gati

onEl

onga

tion

Elon

gati

onEl

onga

tion

Elon

gati

on

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Mix

ed C

hem

ical

: E

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Goo

dG

ood

Rec

omm

ende

dE

xcel

lent

Her

cule

s: S

izzl

e(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)(0

-10%

)(<

40%

)(1

1-20

%)

(<20

%)

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: E

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dFa

ir to

Poo

rU

seFa

ir to

Poo

rU

seN

oN

oH

ydro

gen

chlo

ride

(0-2

0%)

(0-2

0%)

(21-

50%

)C

autio

n(2

1-50

%)

Cau

tion

Dat

aD

ata

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: E

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dW

ater

(0-2

0%)

(0-2

0%)

(0-2

0%)

(0-2

0%)

(0-2

0%)

Mai

n Te

ch L

LC: P

enet

ratin

g O

il(E

xper

imen

tal C

hem

ical

22)

Test

Test

Test

Test

Test

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTe

nsil

Tens

ilTe

nsil

Tens

ilTe

nsil

Elon

gati

onEl

onga

tion

Elon

gati

onEl

onga

tion

Elon

gati

on

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Mix

ed C

hem

ical

: N

ot R

ecom

men

ded

Not

Not

Rec

omm

ende

dN

ot

Rec

omm

ende

dN

otP

oor

Not

R

ecom

men

ded

Not

Not

Rec

omm

ende

dN

ot

Rec

omm

ende

dN

otP

oor

Not

R

ecom

men

ded

Not

Not

Rec

omm

ende

dP

enet

ratin

g O

il(o

ver 5

0%)

Rec

omm

ende

d(>

80%

)(o

ver 5

0%)

Rec

omm

ende

d(<

80%

)(o

ver 5

0%)

Rec

omm

ende

d(>

80%

)(o

ver 5

0%)

Rec

omm

ende

d(<

80%

)(o

ver 5

0%)

Rec

omm

ende

d(>

80%

)

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: N

ot R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Exc

elle

nt to

Goo

dR

ecom

men

ded

Not

R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Pet

role

um d

istil

late

(ove

r 50%

)R

ecom

men

ded

(ove

r 50%

)R

ecom

men

ded

(0-2

0%)

(ove

r 50%

)R

ecom

men

ded

(ove

r 50%

)R

ecom

men

ded

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: E

xcel

lent

to G

ood

Rec

omm

ende

dN

oN

otFa

ir to

Poo

rU

seFa

ir to

Poo

rU

seN

oN

otS

odiu

m s

ulfa

te a

lkyl

eth

er(0

-20%

)D

ata

Dat

a(2

1-50

%)

Cau

tion

(21-

50%

)C

autio

nD

ata

Dat

a

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: N

ot R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Exc

elle

nt to

Goo

dR

ecom

men

ded

Not

R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Pol

yeto

xila

ted

stea

rilic

eth

er(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

d(0

-20%

)(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

d

MT:

Col

d S

hiel

d(E

xper

imen

tal C

hem

ical

23)

Test

Test

Test

Test

Test

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTe

nsil

Tens

ilTe

nsil

Tens

ilTe

nsil

Elon

gati

onEl

onga

tion

Elon

gati

onEl

onga

tion

Elon

gati

on

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Mix

ed C

hem

ical

:E

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dG

ood

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dE

xcel

lent

MT:

Col

d S

hiel

d(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)(0

-10%

)(<

40%

)(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)P

ure

Che

mic

al (I

ndex

Gui

de R

atin

g):

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Cla

y m

ater

ial

(0-2

0%)

(0-2

0%)

(0-2

0%)

(0-2

0%)

(0-2

0%)

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: E

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dS

alt

(0-2

0%)

(0-2

0%)

(0-2

0%)

(0-2

0%)

(0-2

0%)

Win

ner I

ndus

trial

Sup

ply:

EZ

Sea

l(E

xper

imen

tal C

hem

ical

24)

Test

Test

Test

Test

Test

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTe

nsil

Tens

ilTe

nsil

Tens

ilTe

nsil

Elon

gati

onEl

onga

tion

Elon

gati

onEl

onga

tion

Elon

gati

on

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Mix

ed C

hem

ical

: P

oor

Use

Poo

rN

ot

Rec

omm

ende

dN

otFa

irP

oor

Use

Poo

rP

oor

Use

Poo

rN

ot

Rec

omm

ende

dN

otN

ot R

ecom

men

ded

Win

ner I

ndus

trial

Sup

ply:

EZ

Sea

l(3

1-50

%)

Cau

tion

(<80

%)

(ove

r 50%

)R

ecom

men

ded

(<60

%)

(31-

50%

)C

autio

n(<

80%

)(3

1-50

%)

Cau

tion

(<80

%)

(ove

r 50%

)R

ecom

men

ded

(>80

%)

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: N

oN

oN

oN

oN

oN

oN

oN

oN

oN

oB

ento

nite

cla

yD

ata

Dat

aD

ata

Dat

aD

ata

Dat

aD

ata

Dat

aD

ata

Dat

a

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: N

ot R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Exc

elle

nt to

Goo

dR

ecom

men

ded

Not

R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Hyd

rotre

ated

ligh

t pet

role

um d

istil

late

(ove

r 50%

)R

ecom

men

ded

(ove

r 50%

)R

ecom

men

ded

(0-2

0%)

(ove

r 50%

)R

ecom

men

ded

(ove

r 50%

)R

ecom

men

ded

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: N

oN

oN

oN

oN

oN

oN

oN

oN

oN

oC

ryst

allin

e si

lica

Dat

aD

ata

Dat

aD

ata

Dat

aD

ata

Dat

aD

ata

Dat

aD

ata

Oat

y: A

BS

Cem

ent

(Exp

erim

enta

l Che

mic

al 2

5)Te

stTe

stTe

stTe

stTe

stW

eigh

tW

eigh

tW

eigh

tW

eigh

tW

eigh

tTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Tens

ilTe

nsil

Tens

ilTe

nsil

Tens

ilEl

onga

tion

Elon

gatio

nEl

onga

tion

Elon

gatio

nEl

onga

tion

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Mix

ed C

hem

ical

: G

ood

Use

Fa

irE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Fair

Use

Fair

Oat

y: A

BS

Cem

ent

(11-

20%

)C

autio

n(<

60%

)(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)(2

1-30

%)

Cau

tion

(<40

%)

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: N

ot R

ecom

men

ded

Not

Exc

elle

nt to

Goo

dR

ecom

men

ded

Not

R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Met

hyl e

thyl

key

tone

(ove

r 50%

)R

ecom

men

ded

(0-2

0%)

(ove

r 50%

)R

ecom

men

ded

(ove

r 50%

)R

ecom

men

ded

(ove

r 50%

)R

ecom

men

ded

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: N

ot R

ecom

men

ded

Not

Exc

elle

nt to

Goo

dR

ecom

men

ded

Not

R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

ABS

resi

n(o

ver 5

0%)

Rec

omm

ende

d(0

-20%

)(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

d

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: N

ot R

ecom

men

ded

Not

Exc

elle

nt to

Goo

dR

ecom

men

ded

Not

R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Acet

one

(ove

r 50%

)R

ecom

men

ded

(0-2

0%)

(ove

r 50%

)R

ecom

men

ded

(ove

r 50%

)R

ecom

men

ded

(ove

r 50%

)R

ecom

men

ded

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

1.40

%3.

39%

0.92

%2.

86%

5.62

%

26.7

6%-1

1.36

%-8

.76%

0.68

%-1

.14%

1.56

%-0

.89%

3.00

%1.

74%

4.15

%-2

1.30

%-1

9.38

%-1

.53%

-14.

39%

-8.9

6%

-87.

09%

-61.

11%

-86.

65%

-71.

60%

-89.

55%

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

Per

cent

Cha

nge

(%)

94.7

8%10

8.74

%78

.40%

96.1

4%17

8.37

%

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

x

-78.

01%

-51.

03%

-71.

41%

-63.

96%

-76.

39%

14.4

7%33

.05%

-0.0

9%-5

.29%

-14.

03%

-20.

60%

-14.

17%

-5.3

6%8.

23%

5.02

%-2

4.72

%-1

1.21

%

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

x

-2.8

0%20

.84%

26.9

5%

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

xP

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)3.

48%

2.56

%9.

52%

5.10

%10

.96%

2.35

%0.

90%

7.08

%3.

88%

6.90

%

44.6

6%70

.76%

39.9

5%36

.87%

148.

23%

4.98

%12

.93%

-0.9

6%7.

21%

-8.4

9%

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

xP

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

xP

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)

-75.

48%

-57.

20%

-79.

23%

-68.

33%

-88.

54%

-69.

61%

-57.

82%

-67.

66%

-53.

68%

-75.

97%

-49.

00%

-18.

43%

2.51

%-8

.51%

-36.

69%

-31.

19%

-42.

97%

36.8

8%-3

.53%

-8.0

7%

19.3

1%5.

00%

4.70

%3.

21%

24.9

7%10

.32%

3.17

%-3

.34%

1.27

%12

.97%

64

Page 75: DEGRADATION OF PROTECTIVE GLOVE MATERIALS ...commercial products, which can include complex mixtures of various chemical components. Industrial and commercial products will be referred

Clo

rox:

Ger

mic

idal

Ble

ach

(Exp

erim

enta

l Che

mic

al 2

6)Te

stTe

stTe

stTe

stTe

stW

eigh

tW

eigh

tW

eigh

tW

eigh

tW

eigh

tTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Tens

ilTe

nsil

Tens

ilTe

nsil

Tens

ilEl

onga

tion

Elon

gati

onEl

onga

tion

Elon

gati

onEl

onga

tion

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Mix

ed C

hem

ical

: E

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Goo

dE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Clo

rox:

Ger

mic

idal

Ble

ach

(0-1

0%)

(<20

%)

(0-1

0%)

(<20

%)

(0-1

0%)

(<20

%)

(0-1

0%)

(<40

%)

(0-1

0%)

(<20

%)

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: E

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dS

odiu

m h

ypoc

hlor

ite(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)P

ure

Che

mic

al (I

ndex

Gui

de R

atin

g):

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Sod

ium

hyd

roxi

de(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)

Sim

ply

Gre

en: A

ll P

urpo

se C

lean

er(E

xper

imen

tal C

hem

ical

27)

Test

Test

Test

Test

Test

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTe

nsil

Tens

ilTe

nsil

Tens

ilTe

nsil

Elon

gati

onEl

onga

tion

Elon

gati

onEl

onga

tion

Elon

gati

on

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Mix

ed C

hem

ical

: E

xcel

lent

Rec

omm

ende

dE

xcel

lent

Goo

dR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntG

ood

Rec

omm

ende

dE

xcel

lent

Sim

ply

Gre

en: A

ll P

urpo

se C

lean

er(0

-10%

)(<

20%

)(1

1-20

%)

(<20

%)

(0-1

0%)

(<20

%)

(0-1

0%)

(<20

%)

(11-

20%

)(<

20%

)

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: Fa

ir to

Poo

rU

seE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dN

ot

Rec

omm

ende

dN

otN

ot

Rec

omm

ende

dN

ot2-

But

oxye

than

ol(2

1-50

%)

Cau

tion

(0-2

0%)

(0-2

0%)

(ove

r 50%

)R

ecom

men

ded

(ove

r 50%

)R

ecom

men

ded

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: Fa

ir to

Poo

rU

seE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dFa

ir to

Poo

rU

seN

ot

Rec

omm

ende

dN

otE

thox

ylat

ed a

lcoh

ol(2

1-50

%)

Cau

tion

(0-2

0%)

(0-2

0%)

(21-

50%

)C

autio

n(o

ver 5

0%)

Rec

omm

ende

dP

ure

Che

mic

al (I

ndex

Gui

de R

atin

g):

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Tetra

pota

ssiu

m p

yrop

hosh

ate

(0-2

0%)

(0-2

0%)

(0-2

0%)

(0-2

0%)

(0-2

0%)

Nex

gen

Che

mst

ar L

ine:

Nex

bac

(Exp

erim

enta

l Che

mic

al 2

8)Te

stTe

stTe

stTe

stTe

stW

eigh

tW

eigh

tW

eigh

tW

eigh

tW

eigh

tTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Tens

ilTe

nsil

Tens

ilTe

nsil

Tens

ilEl

onga

tion

Elon

gati

onEl

onga

tion

Elon

gati

onEl

onga

tion

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Mix

ed C

hem

ical

: E

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Nex

gen

Che

mst

ar L

ine:

Nex

bac

(0-1

0%)

(<20

%)

(0-1

0%)

(<20

%)

(0-1

0%)

(<20

%)

(0-1

0%)

(<20

%)

(0-1

0%)

(<20

%)

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: E

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dN

o ha

zard

ous

mat

eria

ls(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)

Rel

ton:

Rap

id T

ap(E

xper

imen

tal C

hem

ical

29)

Test

Test

Test

Test

Test

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTe

nsil

Tens

ilTe

nsil

Tens

ilTe

nsil

Elon

gati

onEl

onga

tion

Elon

gati

onEl

onga

tion

Elon

gati

on

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Mix

ed C

hem

ical

: E

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dG

ood

Exc

elle

ntR

ecom

men

ded

Goo

d P

oor

Use

Exc

elle

ntR

elto

n: R

apid

Tap

(0-1

0%)

(<20

%)

(0-1

0%)

(<20

%)

(0-1

0%)

(<40

%)

(0-1

0%)

(<40

%)

(31-

50%

)C

autio

n(<

20%

)

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: N

ot R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

1,1,

1-Tr

ichl

oroe

than

e (m

ethy

l chl

orof

orm

)(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

dP

ure

Che

mic

al (I

ndex

Gui

de R

atin

g):

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Gly

col m

ethy

lene

eth

er(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: E

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dN

ot

Rec

omm

ende

dN

otS

ec b

utan

ol(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)(o

ver 5

0%)

Rec

omm

ende

d

Wel

d-O

n P

-70

Prim

er(E

xper

imen

tal C

hem

ical

30)

Test

Test

Test

Test

Test

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTe

nsil

Tens

ilTe

nsil

Tens

ilTe

nsil

Elon

gati

onEl

onga

tion

Elon

gati

onEl

onga

tion

Elon

gati

on

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Mix

ed C

hem

ical

: N

ot R

ecom

men

ded

Not

Poo

rP

oor

Use

Exc

elle

ntP

oor

Use

Exe

celle

ntN

ot

Rec

omm

ende

dN

otG

ood

Not

R

ecom

men

ded

Not

Goo

dW

eld-

On

P-7

0 P

rimer

(ove

r 50%

)R

ecom

men

ded

(<80

%)

(31-

50%

)C

autio

n(<

20%

)(3

1-50

%)

Cau

tion

(<20

%)

(ove

r 50%

)R

ecom

men

ded

(<40

%)

(ove

r 50%

)R

ecom

men

ded

(<40

%)

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: N

ot R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Tetra

hydr

ofur

an (T

HF)

(ove

r 50%

)R

ecom

men

ded

(ove

r 50%

)R

ecom

men

ded

(ove

r 50%

)R

ecom

men

ded

(ove

r 50%

)R

ecom

men

ded

(ove

r 50%

)R

ecom

men

ded

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: N

ot R

ecom

men

ded

Not

Exc

elle

nt to

Goo

dR

ecom

men

ded

Not

R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Met

hy e

thal

key

tone

(ME

K)

(ove

r 50%

)R

ecom

men

ded

(0-2

0%)

(ove

r 50%

)R

ecom

men

ded

(ove

r 50%

)R

ecom

men

ded

(ove

r 50%

)R

ecom

men

ded

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: N

ot R

ecom

men

ded

Not

Exc

elle

nt to

Goo

dR

ecom

men

ded

Fair

to P

oor

Use

Not

R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Cyc

lohe

xano

ne(o

ver 5

0%)

Rec

omm

ende

d(0

-20%

)(2

1-50

%)

Cau

tion

(ove

r 50%

)R

ecom

men

ded

(ove

r 50%

)R

ecom

men

ded

0.57

%0.

26%

0.43

%0.

49%

9.21

%0.

06%

-0.1

9%0.

01%

-0.0

6%0.

23%

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

xP

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

xP

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)

-5.9

3%-9

.27%

2.51

%-3

1.22

%-6

.35%

-11.

94%

-8.7

8%33

.58%

-41.

31%

-0.7

6%

-11.

51%

-8.2

9%-9

.69%

-14.

04%

0.59

%5.

97%

-12.

33%

1.55

%-6

.94%

7.71

%

1.28

%14

.10%

2.09

%2.

18%

10.5

9%0.

95%

3.13

%1.

86%

0.54

%1.

58%

1.54

%3.

35%

6.61

%3.

28%

7.06

%-0

.02%

1.28

%0.

32%

0.62

%0.

76%

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

xP

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

xP

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)

0.20

%-1

3.45

%-1

7.96

%-5

.47%

-1.2

4%-9

.54%

-15.

12%

16.4

1%-6

.37%

-9.7

8%

-15.

35%

2.57

%-3

4.21

%-3

8.11

%-1

8.26

%-2

5.80

%0.

29%

26.1

6%-3

7.70

%-1

7.29

%

4.85

%7.

25%

4.60

%5.

00%

31.3

4%1.

76%

1.44

%1.

73%

0.91

%5.

52%

87.0

6%32

.99%

38.1

4%52

.53%

76.4

0%29

.47%

10.2

7%16

.03%

20.0

5%25

.17%

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

xP

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)

-67.

29%

-14.

52%

-17.

72%

-34.

70%

-26.

53%

-59.

47%

-3.0

1%27

.13%

-24.

87%

12.6

2%

65

Page 76: DEGRADATION OF PROTECTIVE GLOVE MATERIALS ...commercial products, which can include complex mixtures of various chemical components. Industrial and commercial products will be referred

Eco

line:

Dry

Tef

lon

(Exp

erim

enta

l Che

mic

al 3

1)T

est

Tes

tT

est

Tes

tT

est

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTe

nsil

Tens

ilTe

nsil

Tens

ilTe

nsil

Elon

gati

onEl

onga

tion

Elon

gati

onEl

onga

tion

Elon

gati

on

Wei

ght T

est R

atin

gR

ecom

men

datio

nT

ensi

le T

est R

atin

gW

eigh

t Tes

t Rat

ing

Rec

omm

enda

tion

Ten

sile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nT

ensi

le T

est R

atin

gW

eigh

t Tes

t Rat

ing

Rec

omm

enda

tion

Ten

sile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nT

ensi

le T

est R

atin

g

Mix

ed C

hem

ical

: F

air

Use

Poo

rP

oor

Use

Fai

rF

air

Use

Exc

elle

ntF

air

Use

Goo

dN

ot

Rec

omm

ende

dN

otF

air

Eco

line:

Dry

Tef

lon

(21-

30%

)C

autio

n(<

80%

)(3

1-50

%)

Cau

tion

(<60

%)

(21-

30%

)C

autio

n(<

20%

)(2

1-30

%)

Cau

tion

(<40

%)

(ove

r 50

%)

Rec

omm

ende

d(<

60%

)

Pur

e C

hem

ical

(In

dex

Gui

de R

atin

g):

Not

Rec

omm

ende

dN

otN

ot

Rec

omm

ende

dN

otE

xcel

lent

to G

ood

Rec

omm

ende

dN

ot

Rec

omm

ende

dN

otN

ot

Rec

omm

ende

dN

otIs

opar

affin

ic h

ydro

carb

on(o

ver

50%

)R

ecom

men

ded

(ove

r 50

%)

Rec

omm

ende

d(0

-20%

)(o

ver

50%

)R

ecom

men

ded

(ove

r 50

%)

Rec

omm

ende

d

Pur

e C

hem

ical

(In

dex

Gui

de R

atin

g):

Not

Rec

omm

ende

dN

otN

ot

Rec

omm

ende

dN

otE

xcel

lent

to G

ood

Rec

omm

ende

dN

ot

Rec

omm

ende

dN

otN

ot

Rec

omm

ende

dN

otH

epta

ne(o

ver

50%

)R

ecom

men

ded

(ove

r 50

%)

Rec

omm

ende

d(0

-20%

)(o

ver

50%

)R

ecom

men

ded

(ove

r 50

%)

Rec

omm

ende

d

Pur

e C

hem

ical

(In

dex

Gui

de R

atin

g):

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Fai

r to

Poo

rU

seN

ot

Rec

omm

ende

dN

otIs

opro

pyl a

lcoh

ol(0

-20%

)(0

-20%

)(0

-20%

)(2

1-50

%)

Cau

tion

(ove

r 50

%)

Rec

omm

ende

d

Eco

lab:

Oas

is(E

xper

imen

tal C

hem

ical

32)

Tes

tT

est

Tes

tT

est

Tes

tW

eigh

tW

eigh

tW

eigh

tW

eigh

tW

eigh

tTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Tens

ilTe

nsil

Tens

ilTe

nsil

Tens

ilEl

onga

tion

Elon

gati

onEl

onga

tion

Elon

gati

onEl

onga

tion

Wei

ght T

est R

atin

gR

ecom

men

datio

nT

ensi

le T

est R

atin

gW

eigh

t Tes

t Rat

ing

Rec

omm

enda

tion

Ten

sile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nT

ensi

le T

est R

atin

gW

eigh

t Tes

t Rat

ing

Rec

omm

enda

tion

Ten

sile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nT

ensi

le T

est R

atin

g

Mix

ed C

hem

ical

: E

xcel

lent

Rec

omm

ende

dE

xcel

lent

E

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

cola

b: O

asis

(0-1

0%)

(<20

%)

(0-1

0%)

(<20

%)

(0-1

0%)

(<20

%)

(0-1

0%)

(<20

%)

(0-1

0%)

(<20

%)

Pur

e C

hem

ical

(In

dex

Gui

de R

atin

g):

Exc

elle

nt to

Goo

dR

ecom

men

ded

Fai

r to

Poo

rU

seF

air

to P

oor

Use

Fai

r to

Poo

rU

seE

xcel

lent

to G

ood

Rec

omm

ende

dPo

ly(o

xy-1

,2-e

than

ediy

l), .a

lpha

.-(no

nylp

heny

l)-.o

meg

a.-h

ydro

xy-a

cetic

aci

d(0

-20%

)(2

1-50

%)

Cau

tion

(21-

50%

)C

autio

n(2

1-50

%)

Cau

tion

(0-2

0%)

Pur

e C

hem

ical

(In

dex

Gui

de R

atin

g):

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Sodi

um s

alt

(0-2

0%)

(0-2

0%)

(0-2

0%)

(0-2

0%)

(0-2

0%)

Pur

e C

hem

ical

(In

dex

Gui

de R

atin

g):

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Fai

r to

Poo

rU

seF

air

to P

oor

Use

Fai

r to

Poo

rU

seTe

tra-

(eth

ylen

edin

itrilo

)tet

raso

dium

sal

t(0

-20%

)(0

-20%

)(2

1-50

%)

Cau

tion

(21-

50%

)C

autio

n(2

1-50

%)

Cau

tion

Max

ima:

Cha

in W

ax(E

xper

imen

tal C

hem

ical

33)

Tes

tT

est

Tes

tT

est

Tes

tW

eigh

tW

eigh

tW

eigh

tW

eigh

tW

eigh

tTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Tens

ilTe

nsil

Tens

ilTe

nsil

Tens

ilEl

onga

tion

Elon

gatio

nEl

onga

tion

Elon

gatio

nEl

onga

tion

Wei

ght T

est R

atin

gR

ecom

men

datio

nT

ensi

le T

est R

atin

gW

eigh

t Tes

t Rat

ing

Rec

omm

enda

tion

Ten

sile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nT

ensi

le T

est R

atin

gW

eigh

t Tes

t Rat

ing

Rec

omm

enda

tion

Ten

sile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nT

ensi

le T

est R

atin

g

Mix

ed C

hem

ical

: P

oor

Use

Poo

rP

oor

Use

Goo

dG

ood

Rec

omm

ende

dE

xcel

lent

Goo

dR

ecom

men

ded

Goo

dN

ot

Rec

omm

ende

dN

otF

air

Max

ima:

Cha

in W

ax(3

1-50

%)

Cau

tion

(<80

%)

(31-

50%

)C

autio

n(<

40%

)(1

1-20

%)

(<20

%)

(11-

20%

)(<

40%

)(o

ver

50%

)R

ecom

men

ded

(<60

%)

Pur

e C

hem

ical

(In

dex

Gui

de R

atin

g):

Not

Rec

omm

ende

dN

otN

ot

Rec

omm

ende

dN

otE

xcel

lent

to G

ood

Rec

omm

ende

dN

ot

Rec

omm

ende

dN

otN

ot

Rec

omm

ende

dN

otLi

quef

ied

petr

oleu

m(o

ver

50%

)R

ecom

men

ded

(ove

r 50

%)

Rec

omm

ende

d(0

-20%

)(o

ver

50%

)R

ecom

men

ded

(ove

r 50

%)

Rec

omm

ende

d

Pur

e C

hem

ical

(In

dex

Gui

de R

atin

g):

Not

Rec

omm

ende

dN

otN

ot

Rec

omm

ende

dN

otE

xcel

lent

to G

ood

Rec

omm

ende

dN

ot

Rec

omm

ende

dN

otN

ot

Rec

omm

ende

dN

otN

-Hex

ane

(ove

r 50

%)

Rec

omm

ende

d(o

ver

50%

)R

ecom

men

ded

(0-2

0%)

(ove

r 50

%)

Rec

omm

ende

d(o

ver

50%

)R

ecom

men

ded

Pur

e C

hem

ical

(In

dex

Gui

de R

atin

g):

Not

Rec

omm

ende

dN

otN

ot

Rec

omm

ende

dN

otE

xcel

lent

to G

ood

Rec

omm

ende

dN

ot

Rec

omm

ende

dN

otN

ot

Rec

omm

ende

dN

otP

etro

leum

hyd

roca

rbon

(ove

r 50

%)

Rec

omm

ende

d(o

ver

50%

)R

ecom

men

ded

(0-2

0%)

(ove

r 50

%)

Rec

omm

ende

d(o

ver

50%

)R

ecom

men

ded

WD

-40

(Exp

erim

enta

l Che

mic

al 3

4)T

est

Tes

tT

est

Tes

tT

est

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTe

nsil

Tens

ilTe

nsil

Tens

ilTe

nsil

Elon

gati

onEl

onga

tion

Elon

gati

onEl

onga

tion

Elon

gati

on

Wei

ght T

est R

atin

gR

ecom

men

datio

nT

ensi

le T

est R

atin

gW

eigh

t Tes

t Rat

ing

Rec

omm

enda

tion

Ten

sile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nT

ensi

le T

est R

atin

gW

eigh

t Tes

t Rat

ing

Rec

omm

enda

tion

Ten

sile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nT

ensi

le T

est R

atin

g

Mix

ed C

hem

ical

: P

oor

Use

Fai

rN

ot r

ecom

men

ded

Not

Exc

elle

ntP

oor

Use

Fai

rP

oor

Use

Fai

rN

ot r

ecom

men

ded

Not

Not

Rec

omm

ende

dW

D-4

0(3

1-50

%)

Cau

tion

(<60

%)

(ove

r 50

%)

Rec

omm

ende

d(<

20%

)(3

1-50

%)

Cau

tion

(<60

%)

(31-

50%

)C

autio

n(<

60%

)(o

ver

50%

)R

ecom

men

ded

(>80

%)

Pur

e C

hem

ical

(In

dex

Gui

de R

atin

g):

Not

rec

omm

ende

dN

otN

ot r

ecom

men

ded

Not

Exc

elle

nt to

Goo

dR

ecom

men

ded

Not

rec

omm

ende

dN

otN

ot r

ecom

men

ded

Not

Alip

hatic

hyd

roca

rbon

(ove

r 50

%)

Rec

omm

ende

d(o

ver

50%

)R

ecom

men

ded

(0-2

0%)

(ove

r 50

%)

Rec

omm

ende

d(o

ver

50%

)R

ecom

men

ded

Pur

e C

hem

ical

(In

dex

Gui

de R

atin

g):

Fai

r to

Poo

rU

seN

ot r

ecom

men

ded

Not

Exc

elle

nt to

Goo

dR

ecom

men

ded

Not

rec

omm

ende

dN

otN

ot r

ecom

men

ded

Not

Pet

role

um b

ase

oil

(21-

50%

)C

autio

n(o

ver

50%

)R

ecom

men

ded

(0-2

0%)

(ove

r 50

%)

Rec

omm

ende

d(o

ver

50%

)R

ecom

men

ded

Pur

e C

hem

ical

(In

dex

Gui

de R

atin

g):

Not

rec

omm

ende

dN

otN

ot r

ecom

men

ded

Not

Not

rec

omm

ende

dN

otN

ot r

ecom

men

ded

Not

Not

rec

omm

ende

dN

otIv

p al

ipha

tic h

ydro

carb

on(o

ver

50%

)R

ecom

men

ded

(ove

r 50

%)

Rec

omm

ende

d(o

ver

50%

)R

ecom

men

ded

(ove

r 50

%)

Rec

omm

ende

d(o

ver

50%

)R

ecom

men

ded

Kin

gsfo

rd: C

harc

oal L

ight

er F

luid

(Exp

erim

enta

l Che

mic

al 3

5)T

est

Tes

tT

est

Tes

tT

est

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTe

nsil

Tens

ilTe

nsil

Tens

ilTe

nsil

Elon

gati

onEl

onga

tion

Elon

gati

onEl

onga

tion

Elon

gati

on

Wei

ght T

est R

atin

gR

ecom

men

datio

nT

ensi

le T

est R

atin

gW

eigh

t Tes

t Rat

ing

Rec

omm

enda

tion

Ten

sile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nT

ensi

le T

est R

atin

gW

eigh

t Tes

t Rat

ing

Rec

omm

enda

tion

Ten

sile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nT

ensi

le T

est R

atin

g

Mix

ed C

hem

ical

: P

oor

Use

Fai

rP

oor

Use

Exc

elle

ntP

oor

Use

Fai

rP

oor

Use

Goo

d N

ot r

ecom

men

ded

Not

Fai

rK

ings

ford

: Cha

rcoa

l Lig

hter

Flu

id(3

1-50

%)

Cau

tion

(<60

%)

(31-

50%

)C

autio

n(<

20%

)(3

1-50

%)

Cau

tion

(<60

%)

(31-

50%

)C

autio

n(<

40%

)(o

ver

50%

)R

ecom

men

ded

(<60

%)

Pur

e C

hem

ical

(In

dex

Gui

de R

atin

g):

Not

rec

omm

ende

dN

otN

ot r

ecom

men

ded

Not

Exc

elle

nt to

Goo

dR

ecom

men

ded

Not

rec

omm

ende

dN

otN

ot r

ecom

men

ded

Not

Alip

hatic

hyd

roca

rbon

(ove

r 50

%)

Rec

omm

ende

d(o

ver

50%

)R

ecom

men

ded

(0-2

0%)

(ove

r 50

%)

Rec

omm

ende

d(o

ver

50%

)R

ecom

men

ded

Pur

e C

hem

ical

(In

dex

Gui

de R

atin

g):

Not

rec

omm

ende

dN

otN

ot r

ecom

men

ded

Not

Exc

elle

nt to

Goo

dR

ecom

men

ded

Not

rec

omm

ende

dN

otN

ot r

ecom

men

ded

Not

Pet

role

um S

olve

nts

(ove

r 50

%)

Rec

omm

ende

d(o

ver

50%

)R

ecom

men

ded

(0-2

0%)

(ove

r 50

%)

Rec

omm

ende

d(o

ver

50%

)R

ecom

men

ded

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

xP

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)

-61.

57%

-52.

88%

-14.

87%

-23.

95%

-44.

96%

-41.

53%

-24.

46%

23.1

6%-2

.69%

2.79

%

29.8

0%38

.35%

24.3

5%24

.32%

65.3

0%14

.66%

20.5

0%13

.70%

15.1

3%42

.98%

0.94

%0.

58%

0.66

%0.

21%

2.15

%1.

19%

-1.2

0%0.

34%

0.08

%1.

84%

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

xP

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

xP

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)

1.52

%-4

4.48

%-1

.40%

-20.

91%

0.33

%-1

1.47

%-1

8.28

%19

.72%

-15.

06%

-4.6

0%

-61.

30%

-24.

41%

-11.

24%

-35.

95%

-52.

71%

-41.

11%

-19.

37%

16.7

5%-2

0.95

%34

.85%

33.6

234

.02%

11.0

3%19

.05%

123.

95%

15.3

5%20

.29%

8.74

%18

.87%

51.4

0%

-2.3

9%-1

9.69

%-4

9.51

%-5

0.89

%

32.0

5%53

.75%

37.7

8%47

.57%

205.

11%

6.80

%23

.44%

-1.6

1%13

.41%

3.67

%

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

xP

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)

33.6

7%49

.86%

46.6

2%39

.15%

183.

34%

12.7

8%14

.89%

3.52

%12

.19%

14.1

7%

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

xP

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)

-52.

74%

-16.

76%

-58.

10%

-39.

75%

-52.

34%

-56.

23%

-10.

84%

-42.

56%

-29.

02%

29.2

0%

-54.

44%

6.57

%-5

0.25

%-5

4.60

%-8

1.45

%-3

0.19

%

66

Page 77: DEGRADATION OF PROTECTIVE GLOVE MATERIALS ...commercial products, which can include complex mixtures of various chemical components. Industrial and commercial products will be referred

Hen

ry: E

asy

Rel

ease

Adh

esiv

e R

emov

er(E

xper

imen

tal C

hem

ical

36)

Test

Test

Test

Test

Test

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTe

nsil

Tens

ilTe

nsil

Tens

ilTe

nsil

Elon

gati

onEl

onga

tion

Elon

gati

onEl

onga

tion

Elon

gati

on

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Mix

ed C

hem

ical

: E

xcel

lent

Use

Fa

irE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dG

ood

Exc

elle

ntR

ecom

men

ded

Goo

dH

enry

: Eas

y R

elea

se A

dhes

ive

Rem

over

(0-1

0%)

Cau

tion

(<60

%)

(0-1

0%)

(<20

%)

(0-1

0%)

(<20

%)

(0-1

0%)

(<40

%)

(0-1

0%)

(<40

%)

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: E

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dFa

ir to

Poo

rU

seE

than

olam

ine

(0-2

0%)

(0-2

0%)

(0-2

0%)

(0-2

0%)

(21-

50%

)C

autio

nP

ure

Che

mic

al (I

ndex

Gui

de R

atin

g):

Fair

to P

oor

Use

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Not

reco

mm

ende

dN

otN

ot re

com

men

ded

Not

2-B

utox

yeth

anol

(21-

50%

)C

autio

n(0

-20%

)(0

-20%

)(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

d

Sw

eene

y's:

Mol

e an

d G

ophe

r Rep

ella

nt(E

xper

imen

tal C

hem

ical

37)

Test

Test

Test

Test

Test

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTe

nsil

Tens

ilTe

nsil

Tens

ilTe

nsil

Elon

gati

onEl

onga

tion

Elon

gati

onEl

onga

tion

Elon

gati

on

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Mix

ed C

hem

ical

: E

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

Exc

elle

nt to

Goo

dR

ecom

men

ded

Goo

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

ntE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

Sw

eene

y's:

Mol

e an

d G

ophe

r Rep

ella

nt(0

-20%

)(<

20%

)(0

-20%

)(<

40%

)(0

-20%

)(<

20%

)(0

-20%

)(<

20%

)(0

-20%

)(<

20%

)P

ure

Che

mic

al (I

ndex

Gui

de R

atin

g):

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Cas

ter o

il(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)

Liqu

id P

erfo

rman

ce: S

pray

Cle

aner

and

Pol

ish

(Exp

erim

enta

l Che

mic

al 3

8)Te

stTe

stTe

stTe

stTe

stW

eigh

tW

eigh

tW

eigh

tW

eigh

tW

eigh

tTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Tens

ilTe

nsil

Tens

ilTe

nsil

Tens

ilEl

onga

tion

Elon

gati

onEl

onga

tion

Elon

gati

onEl

onga

tion

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Mix

ed C

hem

ical

: P

oor

Use

Fair

Poo

rU

seE

xcel

lent

Goo

dR

ecom

men

ded

Exc

elle

ntFa

irU

seG

ood

Not

R

ecom

men

ded

Not

Goo

dLi

quid

Per

form

ance

: Spr

ay C

lean

er a

nd P

olis

h(3

1-50

%)

Cau

tion

(<60

%)

(31-

50%

)C

autio

n(<

20%

)(1

1-20

%)

(<20

%)

(21-

30%

)C

autio

n(<

40%

)(o

ver 5

0%)

Rec

omm

ende

d(<

40%

)

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: N

ot R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Exc

elle

nt to

Goo

dR

ecom

men

ded

Not

R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Hep

tane

(ove

r 50%

)R

ecom

men

ded

(ove

r 50%

)R

ecom

men

ded

(0-2

0%)

(ove

r 50%

)R

ecom

men

ded

(ove

r 50%

)R

ecom

men

ded

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: Fa

ir to

Poo

rU

seE

xcel

lent

to G

ood

Rec

omm

ende

dN

ot

Rec

omm

ende

dN

otN

ot

Rec

omm

ende

dN

otFa

ir to

Poo

rU

seAc

eton

e(2

1-50

%)

Cau

tion

(0-2

0%)

(ove

r 50%

)R

ecom

men

ded

(ove

r 50%

)R

ecom

men

ded

(21-

50%

)C

autio

nP

ure

Che

mic

al (I

ndex

Gui

de R

atin

g):

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Car

bon

diox

ide

(0-2

0%)

(0-2

0%)

(0-2

0%)

(0-2

0%)

(0-2

0%)

True

fuel

: Tru

efue

l 40:

1 E

ngin

eere

d Fu

el +

Oil

(Exp

erim

enta

l Che

mic

al 3

9)Te

stTe

stTe

stTe

stTe

stW

eigh

tW

eigh

tW

eigh

tW

eigh

tW

eigh

tTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Tens

ilTe

nsil

Tens

ilTe

nsil

Tens

ilEl

onga

tion

Elon

gati

onEl

onga

tion

Elon

gati

onEl

onga

tion

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Mix

ed C

hem

ical

: E

xcel

lent

Rec

omm

ende

dG

ood

Not

R

ecom

men

ded

Not

Exc

elle

ntFa

irU

seG

ood

Poo

rU

seG

ood

Not

R

ecom

men

ded

Not

Goo

dTr

uefu

el: T

ruef

uel 4

0:1

Eng

inee

red

Fuel

+ O

il(0

-10%

)(<

40%

)(o

ver 5

0%)

Rec

omm

ende

d(<

20%

)(2

1-30

%)

Cau

tion

(<40

%)

(31-

50%

)C

autio

n(<

40%

)(o

ver 5

0%)

Rec

omm

ende

d(<

40%

)

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: N

ot R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Exc

elle

nt to

Goo

dR

ecom

men

ded

Not

R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Pet

role

um d

istil

late

s(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

d(0

-20%

)(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

d

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: E

xcel

lent

to G

ood

Rec

omm

ende

dN

ot

Rec

omm

ende

dN

otE

xcel

lent

to G

ood

Rec

omm

ende

dN

ot

Rec

omm

ende

dN

otN

ot

Rec

omm

ende

dN

otO

ctan

e(0

-20%

)(o

ver 5

0%)

Rec

omm

ende

d(0

-20%

)(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

d

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: Fa

ir to

Poo

rU

seE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dN

ot

Rec

omm

ende

dN

otN

ot

Rec

omm

ende

dN

otP

enta

ne(2

1-50

%)

Cau

tion

(0-2

0%)

(0-2

0%)

(ove

r 50%

)R

ecom

men

ded

(ove

r 50%

)R

ecom

men

ded

Cra

ftman

: fue

l sta

biliz

er(E

xper

imen

tal C

hem

ical

40)

Test

Test

Test

Test

Test

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTe

nsil

Tens

ilTe

nsil

Tens

ilTe

nsil

Elon

gati

onEl

onga

tion

Elon

gati

onEl

onga

tion

Elon

gati

on

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Mix

ed C

hem

ical

: G

ood

Rec

omm

ende

dG

ood

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dG

ood

Exc

elle

ntU

seFa

irN

ot

Rec

omm

ende

dN

otN

ot R

ecom

men

ded

Cra

ftman

: fue

l sta

biliz

er(1

1-20

%)

(<40

%)

(0-1

0%)

(<20

%)

(0-1

0%)

(<40

%)

(0-1

0%)

Cau

tion

(<60

%)

(ove

r 50%

)R

ecom

men

ded

(>80

%)

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: N

ot R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Hyd

rotre

ated

nap

hthe

tic o

il(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

dP

ure

Che

mic

al (I

ndex

Gui

de R

atin

g):

Exc

elle

nt to

Goo

dR

ecom

men

ded

Fair

to P

oor

Use

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Fair

to P

oor

Use

Hyd

roxy

ethy

late

d am

inoe

thyl

amid

e pr

oprie

tary

(0-2

0%)

(21-

50%

)C

autio

n(0

-20%

)(0

-20%

)(2

1-50

%)

Cau

tion

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: Fa

ir to

Poo

rU

seN

ot

Rec

omm

ende

dN

otE

xcel

lent

to G

ood

Rec

omm

ende

dFa

ir to

Poo

rU

seN

ot

Rec

omm

ende

dN

otP

etro

leum

nap

htha

(21-

50%

)C

autio

n(o

ver 5

0%)

Rec

omm

ende

d(0

-20%

)(2

1-50

%)

Cau

tion

(ove

r 50%

)R

ecom

men

ded

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

xP

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)

0.47

%-1

3.88

%-2

4.25

%-2

6.61

%-4

7.93

%1.

42%

19.7

4%-1

2.63

%-1

3.52

%

4.42

%1.

26%

3.44

%3.

12%

9.43

%2.

24%

0.38

%0.

74%

0.56

%5.

51%

0.02

%0.

77%

0.03

%0.

32%

-1.1

7%-2

.17%

-1.0

8%-1

.41%

-6.8

9%

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

xP

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)

32.5

7%12

.25%

22.7

2%66

.03%

6.32

%4.

65%

-4.5

5%5.

06%

13.8

5%

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

xP

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)

4.41

%14

.92%

28.2

6%

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

xP

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)

-40.

36%

-7.4

9%-1

0.43

%-2

6.26

%-3

1.16

%-3

7.20

%9.

63%

32.0

3%-1

6.55

%-1

2.81

%

39.9

6%94

.59%

1.70

%19

.44%

-37.

95%

1.24

%-1

5.47

%-3

8.48

%-5

3.90

%

14.2

9%0.

15%

7.00

%6.

72%

95.3

2%7.

02%

-1.7

3%0.

73%

2.23

%3.

04%

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

xP

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)

-33.

37%

4.58

%-3

6.37

%-4

3.61

%-8

2.72

%

-22.

24%

3.55

%-2

3.22

%-2

4.97

%-2

6.64

%-5

.94%

7.64

%-3

.11%

-15.

84%

-11.

47%

5.15

%

-49.

03%

4.95

%-2

7.61

%3.

27%

-9.8

9%-1

.49%

36.8

8-2

6.57

%41

.74%

-5.9

3%-4

.49%

0.07

%

19.7

5%

50.8

4%26

.63%

67

Page 78: DEGRADATION OF PROTECTIVE GLOVE MATERIALS ...commercial products, which can include complex mixtures of various chemical components. Industrial and commercial products will be referred

Valv

olin

e: H

eavy

Dut

y B

rake

Par

ts C

lean

er(E

xper

imen

tal C

hem

ical

41)

Test

Test

Test

Test

Test

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTe

nsil

Tens

ilTe

nsil

Tens

ilTe

nsil

Elon

gatio

nEl

onga

tion

Elon

gatio

nEl

onga

tion

Elon

gatio

n

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Mix

ed C

hem

ical

: G

ood

Rec

omm

ende

dG

ood

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Goo

dU

seFa

irG

ood

Use

Fa

irVa

lvol

ine:

Hea

vy D

uty

Bra

ke P

arts

Cle

aner

(11-

20%

)(<

40%

)(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)(1

1-20

%)

Cau

tion

(<60

%)

(11-

20%

)C

autio

n(<

60%

)

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: N

ot R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Xyle

ne(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

d

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: Fa

ir to

Poo

rU

seE

xcel

lent

to G

ood

Rec

omm

ende

dN

ot

Rec

omm

ende

dN

otN

ot

Rec

omm

ende

dN

otN

ot

Rec

omm

ende

dN

otM

ethy

l alc

ohol

(21-

50%

)C

autio

n(0

-20%

)(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

dP

ure

Che

mic

al (I

ndex

Gui

de R

atin

g):

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Car

bod

diox

ide

(0-2

0%)

(0-2

0%)

(0-2

0%)

(0-2

0%)

(0-2

0%)

Valv

olin

e: D

OT

3&4

(Exp

erim

enta

l Che

mic

al 4

2)Te

stTe

stTe

stTe

stTe

stW

eigh

tW

eigh

tW

eigh

tW

eigh

tW

eigh

tTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Tens

ilTe

nsil

Tens

ilTe

nsil

Tens

ilEl

onga

tion

Elon

gati

onEl

onga

tion

Elon

gati

onEl

onga

tion

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Mix

ed C

hem

ical

:E

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntU

seFa

irE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntU

seFa

irN

ot

Rec

omm

ende

dN

otN

ot R

ecom

men

ded

Valv

olin

e: D

OT

3&4

(0-1

0%)

(<20

%)

(0-1

0%)

Cau

tion

(<60

%)

(0-1

0%)

(<20

%)

(0-1

0%)

Cau

tion

(<60

%)

(ove

r 50%

)R

ecom

men

ded

(>80

%)

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: E

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dN

ot

Rec

omm

ende

dN

otTr

ieth

ylen

e gl

ycol

mon

obut

yl e

ther

(0-2

0%)

(0-2

0%)

(0-2

0%)

(0-2

0%)

(ove

r 50%

)R

ecom

men

ded

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: Fa

ir to

Poo

rU

seE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dFa

ir to

Poo

rU

seN

ot

Rec

omm

ende

dN

otD

ieth

ylen

e gl

ycol

mon

obut

yl e

ther

(21-

50%

)C

autio

n(0

-20%

)(0

-20%

)(2

1-50

%)

Cau

tion

(ove

r 50%

)R

ecom

men

ded

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: E

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dFa

ir to

Poo

rU

seFa

ir to

Poo

rU

seN

ot

Rec

omm

ende

dN

otD

ieth

ylen

e gl

ycol

mon

opro

pyl e

ther

(0-2

0%)

(0-2

0%)

(21-

50%

)C

autio

n(2

1-50

%)

Cau

tion

(ove

r 50%

)R

ecom

men

ded

Eas

y O

ff: O

ven

Cle

aner

(Exp

erim

enta

l Che

mic

al 4

3)Te

stTe

stTe

stTe

stTe

stW

eigh

tW

eigh

tW

eigh

tW

eigh

tW

eigh

tTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Tens

ilTe

nsil

Tens

ilTe

nsil

Tens

ilEl

onga

tion

Elon

gati

onEl

onga

tion

Elon

gati

onEl

onga

tion

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Mix

ed C

hem

ical

: E

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Goo

dE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Eas

y O

ff: O

ven

Cle

aner

(0-1

0%)

(<20

%)

(0-1

0%)

(<20

%)

(0-1

0%)

(<20

%)

(0-1

0%)

(<40

%)

(0-1

0%)

(<20

%)

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: E

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dFa

ir to

Poo

rU

seN

ot

Rec

omm

ende

dN

otN

ot

Rec

omm

ende

dN

otE

than

ol, 2

-(2-

buto

xyet

hoxy

)(0

-20%

)(0

-20%

)(2

1-50

%)

Cau

tion

(ove

r 50%

)R

ecom

men

ded

(ove

r 50%

)R

ecom

men

ded

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: N

ot R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Exc

elle

nt to

Goo

dR

ecom

men

ded

Not

R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Pet

role

um g

ases

(ove

r 50%

)R

ecom

men

ded

(ove

r 50%

)R

ecom

men

ded

(0-2

0%)

(ove

r 50%

)R

ecom

men

ded

(ove

r 50%

)R

ecom

men

ded

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: E

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dS

odiu

m h

ydro

xide

(0-2

0%)

(0-2

0%)

(0-2

0%)

(0-2

0%)

(0-2

0%)

Liqu

id P

lum

ber:

Hai

r Clo

g E

limin

ator

(Exp

erim

enta

l Che

mic

al 4

4)Te

stTe

stTe

stTe

stTe

stW

eigh

tW

eigh

tW

eigh

tW

eigh

tW

eigh

tTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Tens

ilTe

nsil

Tens

ilTe

nsil

Tens

ilEl

onga

tion

Elon

gati

onEl

onga

tion

Elon

gati

onEl

onga

tion

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Mix

ed C

hem

ical

: E

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Goo

dE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Liqu

id P

lum

ber:

Hai

r Clo

g E

limin

ator

(0-1

0%)

(<20

%)

(0-1

0%)

(<20

%)

(0-1

0%)

(<20

%)

(0-1

0%)

(<40

%)

(0-1

0%)

(<20

%)

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: E

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dS

odiu

m h

ypoc

hlor

ite(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)P

ure

Che

mic

al (I

ndex

Gui

de R

atin

g):

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Sod

ium

hyd

roxi

de(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)

Amaz

ing!

:Liq

uid

Fire

(Exp

erim

enta

l Che

mic

al 4

5)Te

stTe

stTe

stTe

stTe

stW

eigh

tW

eigh

tW

eigh

tW

eigh

tW

eigh

tTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Tens

ilTe

nsil

Tens

ilTe

nsil

Tens

ilEl

onga

tion

Elon

gatio

nEl

onga

tion

Elon

gatio

nEl

onga

tion

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Mix

ed C

hem

ical

: N

ot R

ecom

men

ded

Not

Exc

elle

ntFa

irU

seG

ood

Exc

elle

ntU

se

Fair

Not

R

ecom

men

ded

Not

Poo

rN

ot

Rec

omm

ende

dN

otP

oor

Amaz

ing!

:Liq

uid

Fire

(ove

r 50%

)R

ecom

men

ded

(<20

%)

(21-

30%

)C

autio

n(<

40%

)(0

-10%

)C

autio

n(<

60%

)(o

ver 5

0%)

Rec

omm

ende

d(<

80%

)(o

ver 5

0%)

Rec

omm

ende

d(<

80%

)

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: Fa

ir to

Poo

rU

seE

xcel

lent

to G

ood

Rec

omm

ende

dN

ot

Rec

omm

ende

dN

otN

ot

Rec

omm

ende

dN

otN

ot

Rec

omm

ende

dN

otS

ulfu

ric a

cid

(21-

50%

)C

autio

n(0

-20%

)(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

dP

ure

Che

mic

al (I

ndex

Gui

de R

atin

g):

No

No

No

No

No

No

No

No

No

No

Rod

ine

31A

Dat

aD

ata

Dat

aD

ata

Dat

aD

ata

Dat

aD

ata

Dat

aD

ata

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

xP

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)

-34.

51%

-0.8

5%3.

18%

-45.

78%

-44.

53%

1.89

%10

.24%

20.6

6%-2

5.55

%-4

4.38

%

9.25

%9.

57%

9.57

%13

.56%

16.7

7%6.

19%

3.88

%-3

.01%

54.7

5%7.

56%

2.48

%6.

98%

0.87

%2.

08%

83.0

1%0.

37%

-1.8

4%-2

.85%

-0.7

1%1.

73%

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

xP

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)

-1.7

4%-0

.14%

-5.1

7%

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

xP

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)

-19.

18%

-61.

22%

-8.9

8%-4

1.08

%-8

9.90

%-1

4.63

%-8

4.87

%19

.33%

-37.

36%

-44.

04%

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

xP

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)

-10.

96%

-16.

27%

-2.0

1%-2

2.31

%-1

9.04

%2.

55%

21.4

7%12

.95%

-10.

80%

0.43

%

-14.

14%

-2.9

3%-6

.96%

-38.

99%

-4.2

2%-3

7.36

%20

.98%

10.8

8%-4

4.31

%-0

.02%

0.83

%0.

18%

1.29

%0.

53%

6.10

%0.

48%

-0.7

8%-1

.92%

-0.1

5%-1

.42%

23.9

4%2.

12%

53.0

8%25

4.15

%12

.63%

6.72

%5.

35%

24.5

4%-4

2.51

%

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

xP

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)

3.58

%1.

28%

2.50

%2.

30%

9.94

%3.

17%

-1.9

4%

-18.

99%

-26.

38%

-43.

13%

-64.

32%

-60.

91%

-90.

91%

26.6

6%-2

5.60

%-9

4.32

%-6

8.70

%

51.3

0%

68

Page 79: DEGRADATION OF PROTECTIVE GLOVE MATERIALS ...commercial products, which can include complex mixtures of various chemical components. Industrial and commercial products will be referred

Clo

rox:

Out

door

Ble

ach

Con

cent

rate

(Exp

erim

enta

l Che

mic

al 4

6)Te

stTe

stTe

stTe

stTe

stW

eigh

tW

eigh

tW

eigh

tW

eigh

tW

eigh

tTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Tens

ilTe

nsil

Tens

ilTe

nsil

Tens

ilEl

onga

tion

Elon

gatio

nEl

onga

tion

Elon

gatio

nEl

onga

tion

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Mix

ed C

hem

ical

: E

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntU

se

Poo

rE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Clo

rox:

Out

door

Ble

ach

Con

cent

rate

(0-1

0%)

(<20

%)

(0-1

0%)

(<20

%)

(0-1

0%)

(<20

%)

(0-1

0%)

Cau

tion

(<80

%)

(0-1

0%)

(<20

%)

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: E

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dS

odiu

m h

ypoc

hlor

ite(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)P

ure

Che

mic

al (I

ndex

Gui

de R

atin

g):

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Sod

ium

hyd

roxi

de(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)

Res

olve

: Spr

ay a

nd W

ash

Laun

dry

Sta

in R

emov

er(E

xper

imen

tal C

hem

ical

47)

Test

Test

Test

Test

Test

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTe

nsil

Tens

ilTe

nsil

Tens

ilTe

nsil

Elon

gatio

nEl

onga

tion

Elon

gatio

nEl

onga

tion

Elon

gatio

n

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Mix

ed C

hem

ical

: E

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Goo

dE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Res

olve

: Spr

ay a

nd W

ash

Laun

dry

Sta

in R

emov

er(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)(0

-10%

)(<

40%

)(0

-10%

)(<

20%

)P

ure

Che

mic

al (I

ndex

Gui

de R

atin

g):

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Hyd

roge

n pe

roxi

de(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)P

ure

Che

mic

al (I

ndex

Gui

de R

atin

g):

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Exc

elle

nt to

Goo

dR

ecom

men

ded

Fair

to P

oor

Use

Alco

hol e

thox

yl(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)(2

1-50

%)

Cau

tion

Whi

te L

ight

ning

: Cle

ans

Stre

aks

(Exp

erim

enta

l Che

mic

al 4

8)Te

stTe

stTe

stTe

stTe

stW

eigh

tW

eigh

tW

eigh

tW

eigh

tW

eigh

tTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Tens

ilTe

nsil

Tens

ilTe

nsil

Tens

ilEl

onga

tion

Elon

gatio

nEl

onga

tion

Elon

gatio

nEl

onga

tion

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Mix

ed C

hem

ical

: E

xcel

lent

Rec

omm

ende

dG

ood

Not

R

ecom

men

ded

Not

Goo

dFa

irU

seE

xcel

lent

Not

R

ecom

men

ded

Not

Goo

dN

ot

Rec

omm

ende

dN

otG

ood

Whi

te L

ight

ning

: Cle

ans

Stre

aks

(0-1

0%)

(<40

%)

(ove

r 50%

)R

ecom

men

ded

(<40

%)

(21-

30%

)C

autio

n(<

20%

)(o

ver 5

0%)

Rec

omm

ende

d(<

40%

)(o

ver 5

0%)

Rec

omm

ende

d(<

40%

)

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: N

ot R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Exc

elle

nt to

Goo

dR

ecom

men

ded

Not

R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Hep

tane

(ove

r 50%

)R

ecom

men

ded

(ove

r 50%

)R

ecom

men

ded

(0-2

0%)

(ove

r 50%

)R

ecom

men

ded

(ove

r 50%

)R

ecom

men

ded

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: E

xcel

lent

to G

ood

Rec

omm

ende

dN

ot

Rec

omm

ende

dN

otE

xcel

lent

to G

ood

Rec

omm

ende

dN

ot

Rec

omm

ende

dN

otE

xcel

lent

to G

ood

Rec

omm

ende

dP

ropa

ne(0

-20%

)(o

ver 5

0%)

Rec

omm

ende

d(0

-20%

)(o

ver 5

0%)

Rec

omm

ende

d(0

-20%

)P

ure

Che

mic

al (I

ndex

Gui

de R

atin

g):

No

No

No

No

No

No

No

No

No

No

Isob

utan

eD

ata

Dat

aD

ata

Dat

aD

ata

Dat

aD

ata

Dat

aD

ata

Dat

a

Turtl

e W

ax: B

ug a

nd T

ar R

emov

er(E

xper

imen

tal C

hem

ical

49)

Test

Test

Test

Test

Test

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Wei

ght

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTe

nsil

Tens

ilTe

nsil

Tens

ilTe

nsil

Elon

gatio

nEl

onga

tion

Elon

gatio

nEl

onga

tion

Elon

gatio

n

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Mix

ed C

hem

ical

:E

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntU

seFa

irP

oor

Use

Fair

Turtl

e W

ax: B

ug a

nd T

ar R

emov

er(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)(0

-10%

)(<

20%

)(0

-10%

)C

autio

n(<

60%

)(3

1-50

%)

Cau

tion

(<60

%)

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: N

ot R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Exc

elle

nt to

Goo

dR

ecom

men

ded

Not

R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Pet

role

um d

istil

late

(ove

r 50%

)R

ecom

men

ded

(ove

r 50%

)R

ecom

men

ded

(0-2

0%)

(ove

r 50%

)R

ecom

men

ded

(ove

r 50%

)R

ecom

men

ded

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: E

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dFa

ir to

Goo

dU

seN

ot

Rec

omm

ende

dN

otIs

opro

pyl a

lcoh

ol(0

-20%

)(0

-20%

)(0

-20%

)(2

1-50

%)

Cau

tion

(ove

r 50%

)R

ecom

men

ded

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: E

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

xcel

lent

to G

ood

Rec

omm

ende

dE

thyl

ene

glyc

ol m

ono

buty

l eth

er(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)(0

-20%

)

3-in

-ON

E: M

otor

Oil

(Exp

erim

enta

l Che

mic

al 5

0)Te

stTe

stTe

stTe

stTe

stW

eigh

tW

eigh

tW

eigh

tW

eigh

tW

eigh

tTh

ickn

ess

Thic

knes

sTh

ickn

ess

Thic

knes

sTh

ickn

ess

Tens

ilTe

nsil

Tens

ilTe

nsil

Tens

ilEl

onga

tion

Elon

gatio

nEl

onga

tion

Elon

gatio

nEl

onga

tion

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Wei

ght T

est R

atin

gR

ecom

men

datio

nTe

nsile

Tes

t Rat

ing

Mix

ed C

hem

ical

: E

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Exc

elle

ntE

xcel

lent

Rec

omm

ende

dE

xcel

lent

Exc

elle

ntR

ecom

men

ded

Goo

dE

xcel

lent

Rec

omm

ende

dE

xcel

lent

3-in

-ON

E: M

otor

Oil

(0-1

0%)

(<20

%)

(0-1

0%)

(<20

%)

(0-1

0%)

(<20

%)

(0-1

0%)

(<40

%)

(0-1

0%)

(<20

%)

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: N

ot R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Exc

elle

nt to

Goo

dR

ecom

men

ded

Not

R

ecom

men

ded

Not

Not

R

ecom

men

ded

Not

Par

affin

ic p

etro

leum

dis

tilla

te(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

d(0

-20%

)(o

ver 5

0%)

Rec

omm

ende

d(o

ver 5

0%)

Rec

omm

ende

d

Pur

e C

hem

ical

(Ind

ex G

uide

Rat

ing)

: Fa

ir to

Poo

rU

seN

ot

Rec

omm

ende

dN

otE

xcel

lent

to G

ood

Rec

omm

ende

dFa

ir to

Poo

rU

seN

ot

Rec

omm

ende

dN

otN

apth

a, p

etro

leum

(21-

50%

)C

autio

n(o

ver 5

0%)

Rec

omm

ende

d(0

-20%

)(2

1-50

%)

Cau

tion

(ove

r 50%

)R

ecom

men

ded

1.10

%1.

10%

1.97

%2.

45%

3.51

%0.

44%

-0.7

9%-0

.88%

-0.7

7%-1

.23%

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

xP

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

xP

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)

-0.6

2%-1

4.55

%-1

.97%

-64.

99%

-0.8

4%-1

6.12

%5.

60%

48.2

8%-6

1.19

%-6

.98%

-11.

59%

-8.8

3%-3

8.43

%-5

.84%

7.97

%0.

76%

37.1

1%-2

6.85

%-7

.19%

2.28

%1.

31%

2.02

%4.

96%

-11.

98%

0.74

%-2

.08%

-1.8

6%2.

73%

4.31

%

51.0

5%21

.36%

50.4

1%17

5.71

%7.

69%

26.2

3%-1

.90%

14.0

5%-1

2.85

%

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

xP

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)

-0.8

6%0.

09%

-3.1

0%

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

xP

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)

-22.

44%

-30.

41%

-3.6

2%-3

2.30

%-2

5.88

%-1

5.07

%-2

1.34

%82

.92%

0.57

%16

.61%

0.96

%2.

41%

31.1

1%3.

023

-0.2

7%

-20.

855.

15%

35.0

2%21

0.84

%4.

34%

0.37

%3.

85%

2.92

%3.

17%

9.40

%3.

16%

-0.1

5%-1

.42%

-0.3

0%0.

40%

Neo

pren

eB

utyl

Nitr

ileVi

nyl

Late

xP

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)P

erce

nt C

hang

e (%

)

-13.

62%

7.52

%-2

.63%

-21.

19%

8.47

%

-8.1

8%5.

88%

-5.6

8%-5

3.60

%-5

6.28

%-1

2.83

%0.

34%

51.0

1%-7

0.91

%-5

7.81

%

3.14

3

-6.5

6%

13.3

7%

2.70

%

69

Page 80: DEGRADATION OF PROTECTIVE GLOVE MATERIALS ...commercial products, which can include complex mixtures of various chemical components. Industrial and commercial products will be referred

REFERENCES

1. United States Department of Labor, Occupational Safety and Health

Administration (OSHA). Dermal Exposure.

https://www.osha.gov/SLTC/dermalexposure/ (accessed July 2014).

2. Reuscher, E. Chemical Contact. J Ind Hyg Toxicol. (2012), 46(1), 34-35.

3. American Society for Testing and Materials (ATSM): Standard Test

Method for Rubber Property – Effect of Liquids (D471). [Standard]

Philadelphia: ATSM, 2006.

4. American National Standards Institute, International Safety Equipment

Association (ANSI/ISEA): American National Standard for Hand Protection

Selection Criteria (105). [Standard] Virginia: ISEA, 2011.

5. Ansell Healthcare Limited. Chemical Resistance Guide: Permeation and

Degradation Data, 8th ed.

http://www.ansellpro.com/download/Ansell_8thEditionChemicalResistanceGui

de.pdf (accessed May 2014).

6. Forsberg, K.; Van Den Borre, A.; Henry III, N.; and Zeigler, J. P. Quick

Selection Guide to Chemical Protective Clothing, 6th ed. New Jersey: John

Wiley & Sons, Inc., 2014

7. American Chemical Society, Chemical Abstracts Services (CAS): CAS

Registry. http://www.cas.org/content/chemical-substances (accessed May

2014).

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8. Centers for Disease Control and Prevention (CDC), National Institute for

Occupational Safety and Health (NIOSH): Recommendations for Chemical

Protective Clothing: A Companion to the NIOSH Pocket Guide to Chemical

Hazards. http://www.cdc.gov.niosh/ncpc/pcpc.html (accessed Jun 2014).

9. Goa, P.; Tomasovic, B. Change in Tensile Properties of Neoprene and

Nitrile Gloves after Repeated Exposures to Acetone and Thermal

Decomposition. J Occup Environ Hyg 2005, 2, 543-552.

10. Hatada, K.; Fox, R. B.; Kahovec, J.; Maréchal, E.; Mita, I.; and Shibaev, V.

Definitions of Terms Relating to Degradation, Aging, and Related Chemical

Transformations of Polymers. Pure & Appl. Chem 1996, 68(11), 2313-2323.

11. Anna, D. H. Chemical Protective Clothing, 2nd ed.; American Industrial

Hygiene Association: Fairfax, VA, 2003.

12. Occupational Safety and Health Administration (OSHA). Hazard

Communication Safety Data Sheet Quick Card.

https://www.osha.gov.Publications/Hazcomm_QuickCard_SafetyData.html

(accessed June 2014).

13. International Labor Organization. The Chemical Safety Data Sheet or the

Material Safety Data Sheet (MSDS). http://www.ilo.org/oshenc/part-ix/using-

storing-and-transporting-chemicals/item/1242-case-study-hazard-

communication-the-chemical-safety-data-sheet-or-the-material-safety-data-

sheet-msds (accessed May 2014).

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14. United States Department of Labor, Occupational Safety and Health

Administration (OSHA). Occupational Chemical Database.

https://www.osha.gov/chemicaldata/ (accessed June 2014).

15. American Society for Testing and Materials (ATSM): Standard Test

Method for Permeation of Liquids and Gases through Protective Clothing

Materials under Conditions of Continuous Contact, (F 739). [Standard]

Philadelphia: ATSM, 2006.

16. US Department of Energy. Glove Selection Guide.

http://www.aps.anl.gov/Safety_and_Training/User_Safety/gloveselection.html

(accessed May 2014).

17. Phalen, R.; Wong, W. Tensile Properties and Integrity of Clean Room and

Low-Module Disposable Nitrile Gloves: A Comparison of Two Dissimilar

Glove Types. Ann Occup Hyg 2012, 56(3), 450-457.

18. Phalen, R.; Wong, W. Integrity of Disposable Nitrile Exam Gloves Exposed

to Simulated Movement. J Occup Environ Hyg 2011, 8(8), 289-299.

19. Dai, G.; Raheel, M. Chemical Resistance and Structural Integrity of

Protective Glove Materials. J Environ Sci Heal A 1997, A32(1), 567-566.

72